DID/PBR Chain Kit 520MX 13/48 RACING - Ultra-Light Rear Sprocket

3030989 = 4x OEM n°: 5VLE63210000

the RS-12 takes the system to a new level: Improved performance gains

Includes: Counter balancer bearings

Collars are precision turned

Ergonomically pre-shaped knee fits most knee pads and protectors

CNC Aerospace grade billet aluminium construction

the small logo on the back just below the collar comes straight from the 70s

Carbon end cap covers an inner cap mounted design improves durability

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Positioning the handle is provided with a laser engraving which gives a specific cue point

Combines stainless steel and aluminum increase the area of supporting the bike

The needle bearing