t a  e 
REF NO. Part categories Parameter
Brake ENGINEERING : CA3108P3 Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Cast Iron Vehicle Equipment: for vehicles with electric parking brake Exchange Part: Brake Caliper Colour: blue Piston Ø: 41 mm
Brake ENGINEERING : CA3108RP3 Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Cast Iron Vehicle Equipment: for vehicles with electric parking brake Exchange Part: Brake Caliper Colour: blue Piston Ø: 41 mm
Brake ENGINEERING : CA3369RP2 Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: Brake Caliper Colour: black paired article number: CA3369P2 Piston Ø: 43 mm
Brake ENGINEERING : CA3370P2 Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Aluminium Exchange Part: Brake Caliper Colour: black paired article number: CA3370RP2 Piston Ø: 43 mm
Brake ENGINEERING : CA3370RP2 Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Aluminium Exchange Part: Brake Caliper Colour: black paired article number: CA3370P2 Piston Ø: 43 mm
Brake ENGINEERING : CA3371P2 Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Aluminium Exchange Part: Brake Caliper Colour: black paired article number: CA3371RP2 Piston Ø: 43 mm
Brake ENGINEERING : CA3371RP2 Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Aluminium Exchange Part: Brake Caliper Colour: black paired article number: CA3371P2 Piston Ø: 43 mm
Brake ENGINEERING : CA3374P1 Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Aluminium Exchange Part: Brake Caliper Colour: red Piston Ø: 36 mm
Brake ENGINEERING : CA3374RP1 Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Aluminium Exchange Part: Brake Caliper Colour: red paired article number: CA3374P1 Piston Ø: 36 mm
Brake ENGINEERING : CA3376 Brake Caliper for manufacturer: NISSIN Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: paired article number: CA3376R Piston Ø: 34 mm
Brake ENGINEERING : CA3376R Brake Caliper for manufacturer: NISSIN Br. Caliper Type: Fist-type Caliper (2 pistons) Exchange Part: paired article number: CA3376 Piston Ø: 34 mm
Brake ENGINEERING : CA3377 Brake Caliper for manufacturer: ATE Br. Caliper Type: Brake Caliper (1 piston) Material: Aluminium Exchange Part: paired article number: CA3377R Piston Ø: 38 mm
Brake ENGINEERING : CA3377R Brake Caliper for manufacturer: ATE Br. Caliper Type: Brake Caliper (1 piston) Material: Aluminium Exchange Part: paired article number: CA3377 Piston Ø: 38 mm
Brake ENGINEERING : CA3378 Brake Caliper for manufacturer: MAZDA Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: paired article number: CA3378R Piston Ø: 57 mm
Brake ENGINEERING : CA3378R Brake Caliper for manufacturer: MAZDA Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: paired article number: CA3378 Piston Ø: 57 mm
Brake ENGINEERING : CA3379 Brake Caliper for manufacturer: TOKICO Br. Caliper Type: Fist-type Caliper Material: Aluminium Exchange Part: paired article number: CA3379R Piston Ø: 38 mm
Brake ENGINEERING : CA3379R Brake Caliper for manufacturer: TOKICO Br. Caliper Type: Fist-type Caliper Material: Aluminium Exchange Part: paired article number: CA3379 Piston Ø: 38 mm
Brake ENGINEERING : CA3382 Brake Caliper for manufacturer: DAC Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: paired article number: CA3382R Piston Ø: 54 mm
Brake ENGINEERING : CA3382R Brake Caliper for manufacturer: DAC Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: paired article number: CA3382 Piston Ø: 54 mm
Brake ENGINEERING : CA3384 Brake Caliper for manufacturer: AKEBONO Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: paired article number: CA3384R Piston Ø: 57 mm
Brake ENGINEERING : CA3384R Brake Caliper for manufacturer: AKEBONO Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: paired article number: CA3384 Piston Ø: 57 mm
Brake ENGINEERING : CA3386 Brake Caliper for manufacturer: AKEBONO Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: paired article number: CA3386R Piston Ø: 38 mm
Brake ENGINEERING : CA3386R Brake Caliper for manufacturer: AKEBONO Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: paired article number: CA3386 Piston Ø: 38 mm
Brake ENGINEERING : CA3387 Brake Caliper for manufacturer: AKEBONO Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: paired article number: CA3387R Piston Ø: 57 mm
Brake ENGINEERING : CA3387R Brake Caliper for manufacturer: AKEBONO Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: paired article number: CA3387 Piston Ø: 57 mm
Brake ENGINEERING : CA3388 Brake Caliper for manufacturer: BOSCH Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: Supplementary Article/Info 2: with bore for sensor for brake disc thickness: 16 mmfor brake disc diameter: 280 mmpaired article number: CA3388R Piston Ø: 48 mm
Brake ENGINEERING : CA3388R Brake Caliper for manufacturer: BOSCH Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: Supplementary Article/Info 2: with bore for sensor for brake disc thickness: 16 mmfor brake disc diameter: 280 mmpaired article number: CA3388 Piston Ø: 48 mm
Brake ENGINEERING : CA3390 Brake Caliper for manufacturer: ATE Br. Caliper Type: Fist-type Caliper Material: Aluminium Exchange Part: paired article number: CA3390R Piston Ø: 36 mm
Brake ENGINEERING : CA3390R Brake Caliper for manufacturer: ATE Br. Caliper Type: Fist-type Caliper Material: Aluminium Exchange Part: paired article number: CA3390 Piston Ø: 36 mm
Brake ENGINEERING : CA3391 Brake Caliper for manufacturer: ATE Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: paired article number: CA3391R Piston Ø: 54 mm
Brake ENGINEERING : CA3391R Brake Caliper for manufacturer: ATE Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: paired article number: CA3391 Piston Ø: 54 mm
Brake ENGINEERING : CA3395 Brake Caliper for manufacturer: SUMITOMO Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: paired article number: CA3395R Piston Ø: 54 mm
Brake ENGINEERING : CA3395R Brake Caliper for manufacturer: SUMITOMO Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: paired article number: CA3395 Piston Ø: 54 mm
Brake ENGINEERING : CA3396 Brake Caliper for manufacturer: ATE Br. Caliper Type: Fist-type Caliper (2 pistons) Material: Aluminium Exchange Part: paired article number: CA3396R Piston Ø: 42 mm
Brake ENGINEERING : CA3396R Brake Caliper for manufacturer: ATE Br. Caliper Type: Fist-type Caliper (2 pistons) Material: Aluminium Exchange Part: paired article number: CA3396 Piston Ø: 42 mm
Brake ENGINEERING : CA2576P1 Brake Caliper for manufacturer: TRW Material: Aluminium Exchange Part: Brake Caliper Colour: red Piston Ø: 38 mm
Brake ENGINEERING : CA2576RP1 Brake Caliper for manufacturer: TRW Material: Aluminium Exchange Part: Brake Caliper Colour: red Piston Ø: 38 mm
Brake ENGINEERING : CA2885P2 Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Cast Iron Vehicle Equipment: for vehicles with electric parking brake Exchange Part: Brake Caliper Colour: black paired article number: CA2885RP2 Piston Ø: 43 mm
Brake ENGINEERING : CA2885RP2 Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Cast Iron Vehicle Equipment: for vehicles with electric parking brake Exchange Part: Brake Caliper Colour: black paired article number: CA2885P2 Piston Ø: 43 mm
Brake ENGINEERING : CA2887P2 Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Cast Iron Vehicle Equipment: for vehicles with electric parking brake Exchange Part: Brake Caliper Colour: black Piston Ø: 43 mm
Brake ENGINEERING : CA2887RP2 Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Cast Iron Vehicle Equipment: for vehicles with electric parking brake Exchange Part: Brake Caliper Colour: black Piston Ø: 43 mm
Brake ENGINEERING : CA2889P2 Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Aluminium Vehicle Equipment: for vehicles with electric parking brake Exchange Part: Brake Caliper Colour: black paired article number: CA2889RP2 Piston Ø: 43 mm
Brake ENGINEERING : CA2889RP2 Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Aluminium Vehicle Equipment: for vehicles with electric parking brake Exchange Part: Brake Caliper Colour: black paired article number: CA2889P2 Piston Ø: 43 mm
Brake ENGINEERING : CA3400 Brake Caliper for manufacturer: ATE Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: paired article number: CA3400R Piston Ø: 57 mm
Brake ENGINEERING : CA3400R Brake Caliper for manufacturer: ATE Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: paired article number: CA3400 Piston Ø: 57 mm
Brake ENGINEERING : CA3401 Brake Caliper for manufacturer: NISSIN Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: for brake disc diameter: 282 mmShaft dimension: 63 mmPiston Ø: 57 mm
Brake ENGINEERING : CA3401R Brake Caliper for manufacturer: NISSIN Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: for brake disc diameter: 282 mmShaft dimension: 63 mmPiston Ø: 57 mm
Brake ENGINEERING : CA3402 Brake Caliper for manufacturer: ATE Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: paired article number: CA3402R Piston Ø: 46 mm
Brake ENGINEERING : CA3402R Brake Caliper for manufacturer: ATE Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: paired article number: CA3402 Piston Ø: 46 mm
Brake ENGINEERING : CA3404 Brake Caliper for manufacturer: TRW Br. Caliper Type: Brake Caliper (1 piston) Material: Aluminium Exchange Part: paired article number: CA3404R Piston Ø: 34 mm
Brake ENGINEERING : CA3404R Brake Caliper for manufacturer: TRW Br. Caliper Type: Brake Caliper (1 piston) Material: Aluminium Exchange Part: paired article number: CA3404 Piston Ø: 34 mm
Brake ENGINEERING : CA3405 Brake Caliper for manufacturer: ATE Br. Caliper Type: Brake Caliper (2 pistons) Material: Aluminium Exchange Part: paired article number: CA3405R Piston-Ø 1: 42 mmPiston-Ø 2: 42 mm
Brake ENGINEERING : CA3405R Brake Caliper for manufacturer: ATE Br. Caliper Type: Brake Caliper (2 pistons) Material: Aluminium Exchange Part: paired article number: CA3405 Piston-Ø 1: 42 mmPiston-Ø 2: 42 mm
Brake ENGINEERING : CA3406 Brake Caliper for manufacturer: BREMBO Br. Caliper Type: Brake Caliper (6 pistons) Material: Aluminium Exchange Part: paired article number: CA3406R Piston Ø: 36 mmPiston-Ø 1: 38 mmPiston-Ø 2: 40 mm
Brake ENGINEERING : CA3406R Brake Caliper for manufacturer: BREMBO Br. Caliper Type: Brake Caliper (6 pistons) Material: Aluminium Exchange Part: paired article number: CA3406 Piston Ø: 36 mmPiston-Ø 1: 38 mmPiston-Ø 2: 40 mm
Brake ENGINEERING : CA3407 Brake Caliper for manufacturer: AKEBONO Br. Caliper Type: Brake Caliper (2 pistons) Material: Cast Iron Exchange Part: paired article number: CA3407R Shaft dimension: 74 mmPiston Ø: 45 mm
Brake ENGINEERING : CA3407R Brake Caliper for manufacturer: AKEBONO Br. Caliper Type: Brake Caliper (2 pistons) Material: Cast Iron Exchange Part: paired article number: CA3407 Shaft dimension: 74 mmPiston Ø: 45 mm
Brake ENGINEERING : CA3408 Brake Caliper for manufacturer: MANDO Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: paired article number: CA3408R Piston Ø: 51 mm
Brake ENGINEERING : CA3408R Brake Caliper for manufacturer: MANDO Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: paired article number: CA3408 Piston Ø: 51 mm
Brake ENGINEERING : CA3409 Brake Caliper for manufacturer: NISSIN Br. Caliper Type: Fixed Caliper (4 pistons) Material: Aluminium Exchange Part: paired article number: CA3409R Piston Ø: 40 mm
Brake ENGINEERING : CA3409R Brake Caliper for manufacturer: NISSIN Br. Caliper Type: Fixed Caliper (4 pistons) Material: Aluminium Exchange Part: paired article number: CA3409 Piston Ø: 40 mm
Brake ENGINEERING : CA3412 Brake Caliper for manufacturer: ATE Br. Caliper Type: Brake Caliper (1 piston) Material: Cast Iron Exchange Part: paired article number: CA3412R Piston Ø: 54 mm
Brake ENGINEERING : CA3412R Brake Caliper for manufacturer: ATE Br. Caliper Type: Brake Caliper (1 piston) Material: Cast Iron Exchange Part: paired article number: CA3412 Piston Ø: 54 mm
Brake ENGINEERING : CA3415 Brake Caliper for manufacturer: BREMBO Br. Caliper Type: Brake Caliper (1 piston) Material: Cast Iron Exchange Part: paired article number: CA3415R Piston Ø: 52 mm
Brake ENGINEERING : CA3415R Brake Caliper for manufacturer: BREMBO Br. Caliper Type: Brake Caliper (1 piston) Material: Cast Iron Exchange Part: paired article number: CA3415 Piston Ø: 52 mm
Brake ENGINEERING : CA3416 Brake Caliper for manufacturer: BREMBO Br. Caliper Type: Fist-type Caliper (2 pistons) Material: Cast Iron Exchange Part: for brake disc thickness: 32 mmfor brake disc diameter: 300 mmpaired article number: CA3416R Piston-Ø 1: 50 mmPiston-Ø 2: 52 mm
Brake ENGINEERING : CA3416R Brake Caliper for manufacturer: BREMBO Br. Caliper Type: Fist-type Caliper (2 pistons) Material: Cast Iron Exchange Part: for brake disc thickness: 32 mmfor brake disc diameter: 300 mmpaired article number: CA3416 Piston-Ø 1: 50 mmPiston-Ø 2: 52 mm
Brake ENGINEERING : CA3417 Brake Caliper for manufacturer: BREMBO Br. Caliper Type: Brake Caliper (2 pistons) Material: Cast Iron Exchange Part: paired article number: CA3417R Piston Ø: 48 mm
Brake ENGINEERING : CA3417R Brake Caliper for manufacturer: BREMBO Br. Caliper Type: Brake Caliper (2 pistons) Material: Cast Iron Exchange Part: paired article number: CA3417 Piston Ø: 48 mm
Brake ENGINEERING : CA3418 Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: paired article number: CA3418R Piston Ø: 54 mm
Brake ENGINEERING : CA2157P1 Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Cast Iron Brake Caliper Colour: red Piston Ø: 54 mm
Brake ENGINEERING : CA2157RP1 Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Cast Iron Brake Caliper Colour: red Piston Ø: 54 mm
Brake ENGINEERING : CA2181P3 Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: Brake Caliper Colour: blue Piston Ø: 38 mm
Brake ENGINEERING : CA2181RP3 Brake Caliper for manufacturer: TRW Material: Cast Iron Exchange Part: Brake Caliper Colour: blue Piston Ø: 38 mm
Brake ENGINEERING : CA2582P1 Brake Caliper for manufacturer: TRW Material: Cast Iron Exchange Part: Brake Caliper Colour: red paired article number: CA2582RP1 Piston Ø: 38 mm
Brake ENGINEERING : CA2582RP1 Brake Caliper for manufacturer: TRW Material: Cast Iron Exchange Part: Brake Caliper Colour: red paired article number: CA2582P1 Piston Ø: 38 mm
Brake ENGINEERING : CA2595P1 Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Aluminium Exchange Part: Brake Caliper Colour: red paired article number: CA2595RP1 Piston Ø: 38 mm
Brake ENGINEERING : CA2595RP1 Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Aluminium Exchange Part: Brake Caliper Colour: red paired article number: CA2595P1 Piston Ø: 38 mm
Brake ENGINEERING : CA3123P2 Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Cast Iron Brake Caliper Colour: black paired article number: CA3123RP2 Piston Ø: 43 mm
Brake ENGINEERING : CA3123RP2 Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Cast Iron Brake Caliper Colour: black paired article number: CA3123P2 Piston Ø: 43 mm
Brake ENGINEERING : CA3125P2 Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Cast Iron Vehicle Equipment: for vehicles with electric parking brake Exchange Part: Brake Caliper Colour: black Piston Ø: 43 mm
Brake ENGINEERING : CA3125RP2 Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Cast Iron Vehicle Equipment: for vehicles with electric parking brake Exchange Part: Brake Caliper Colour: black Piston Ø: 43 mm
Brake ENGINEERING : CA3418R Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: paired article number: CA3418 Piston Ø: 54 mm
Brake ENGINEERING : CA3419 Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: paired article number: CA3419R Piston Ø: 57 mm
Brake ENGINEERING : CA3419R Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: paired article number: CA3419 Piston Ø: 57 mm
Brake ENGINEERING : CA3426 Brake Caliper for manufacturer: MANDO Br. Caliper Type: Brake Caliper (1 piston) Material: Cast Iron Exchange Part: paired article number: CA3426R Piston Ø: 54 mm
Brake ENGINEERING : CA3426R Brake Caliper for manufacturer: MANDO Br. Caliper Type: Brake Caliper (1 piston) Material: Cast Iron Exchange Part: paired article number: CA3426 Piston Ø: 54 mm
Brake ENGINEERING : CA3431 Brake Caliper for manufacturer: AKEBONO Br. Caliper Type: Fist-type Caliper (2 pistons) Material: Cast Iron Exchange Part: Piston-Ø 1: 44 mmPiston-Ø 2: 44 mm
Brake ENGINEERING : CA3431R Brake Caliper for manufacturer: AKEBONO Br. Caliper Type: Fist-type Caliper (2 pistons) Material: Cast Iron Exchange Part: Piston-Ø 1: 44 mmPiston-Ø 2: 44 mm
Brake ENGINEERING : CA3432 Brake Caliper for manufacturer: PBR Br. Caliper Type: Fist-type Caliper (2 pistons) Material: Aluminium Exchange Part: Piston-Ø 1: 42 mmPiston-Ø 2: 42 mm
Brake ENGINEERING : CA3433 Brake Caliper for manufacturer: AKEBONO Br. Caliper Type: Brake Caliper (2 pistons) Material: Cast Iron Exchange Part: paired article number: CA3433R Piston Ø: 45 mm
Brake ENGINEERING : CA3433R Brake Caliper for manufacturer: AKEBONO Br. Caliper Type: Brake Caliper (2 pistons) Material: Cast Iron Exchange Part: paired article number: CA3433 Piston Ø: 45 mm
Brake ENGINEERING : CA3441 Brake Caliper for manufacturer: SUMITOMO Br. Caliper Type: Brake Caliper (1 piston) Material: Cast Iron Exchange Part: paired article number: CA3441R Piston Ø: 60 mm
Brake ENGINEERING : CA3441R Brake Caliper for manufacturer: SUMITOMO Br. Caliper Type: Brake Caliper (1 piston) Material: Cast Iron Exchange Part: paired article number: CA3441 Piston Ø: 60 mm
Brake ENGINEERING : CA3442 Brake Caliper for manufacturer: ATE Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: paired article number: CA3442R Piston Ø: 54 mm
Brake ENGINEERING : CA3442R Brake Caliper for manufacturer: ATE Br. Caliper Type: Fist-type Caliper Material: Cast Iron Exchange Part: paired article number: CA3442 Piston Ø: 54 mm
Brake ENGINEERING : CA3443 Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Aluminium Vehicle Equipment: for vehicles without electric parking brake Exchange Part: paired article number: CA3443R Piston Ø: 36 mm
Brake ENGINEERING : CA3443R Brake Caliper for manufacturer: TRW Br. Caliper Type: Fist-type Caliper Material: Aluminium Vehicle Equipment: for vehicles without electric parking brake Exchange Part: paired article number: CA3443 Piston Ø: 36 mm
Brake ENGINEERING : CA3448 Brake Caliper for manufacturer: AKEBONO Br. Caliper Type: Brake Caliper (2 pistons) Material: Cast Iron Exchange Part: paired article number: CA3448R Piston Ø: 45 mm
Brake ENGINEERING : CA3448R Brake Caliper for manufacturer: AKEBONO Br. Caliper Type: Brake Caliper (2 pistons) Material: Cast Iron Exchange Part: paired article number: CA3448 Piston Ø: 45 mm
Records:
4421
, Page
45

    Size/Parameters

    Annotated Parameter name Size range Unit