Depth without shade: 20

Komfort och Funktion

welded with a precision laser

Elbow protection: EN1621-1 Level 1

making installation both quick and easy

RFX Pro Series Armalite Double Compound Rear Sprocket (Steel/Aluminium) - 520 FXRS 80-49 ALBU derbi-senda-50-sm-x-race-50-2007-esi9254484 Depth without shade: 20RFX Pro Series Armalite Sprockets Are Designed and Tested at the Highst Level by Top World and British Championship Race Teams. The Dual Ring Design Gives The Ultimate Sprock Performance, Reduced Weight Thanks to A 7075 T6 Aluminum Center and Long Lasting Teeth Life Thanks to the high carbon Steel Outer. Armalite Sprocets also feature a hexagon drive interface between the inner and outer ring, this is revolutionary technology for the sprockets and