Sram “MTB” bicycle rear derailleur pulleys Eagle NX 12 speeds (12 and 14 teeth)

Sram rear derailleur pulleys Eagle NX for bike

New derailleur wheel kit adaptable for city bike, MTB (all-terrain bike), Mountain Bike, Fat Bike, FatBike...

The rollers are a component of the rear derailleur of a bicycle, they are located on the cage. The casters are used to direct the chain on the different sprockets when changing gears and help to keep the chain taut.
Proper maintenance of the rollers is essential to ensure the longevity and performance of your bike's transmission.

Technical characteristics and dimensions of derailleur casters

• Brand: Sram
• Number of teeth of a roller: 12 teeth and 14 teeth
• External diameters of a roller: 50 mm and 59 mm
• Thickness of a pebble: 7 mm
• Inner diameter of a roller: 8 mm
• Internal diameter of shim washers: 5 mm
• External diameter of shim washers: 17.5 mm
• Thickness of shim washers: 1 mm and 2 mm
• Ring length: 6.8 mm
• Outside diameter of the rings: 8 mm
• Inner diameter of the rings: 5 mm
• Delivered with 4 shim washers, 2 screws and 2 rings

SRAM is an American brand specializing in the manufacture of equipment for bicycles. To learn all about the brand and discover our range of SRAM products, click on this link.