Black Bearing 
Bearing B3 63701 2Z
$14.31
Discover the Black Bearing B3 bearing for optimal cycling, combining performance and durability with advanced technology.
Description
Type of bearing: Balls
Material of bearing: SAE52100 chrome steel
Material of bearing cage: Chrome steel cage
Inner diameter in mm (d): 12
Outer diameter in mm (D): 18
Height in mm: 5
Sealing of bearing: 2Z or ZZ metal shield on both sides
Technology: B3
Dimensions: 12 x 18 x 5 mm
Material of balls: steel
Material of cage: steel
Material of rings: steel
Sealing: 2RS
Additional information
| Brand | Black Bearing |
| Supplier reference | 540672 |
| Color | silver |
| Color | Silver |
| Gender | Mixed |
| Age group | Adult |
