RFX Pro Series Armalite Double Compound Rear Sprocket (Steel/Aluminium) - 520 FXRS 61-50 ALRD aprilia-af1-50-replica-50-1992-esi5733563 5/220 | Disc_Type: Fixed |

5/220 | Disc_Type: Fixed | Hole_diameter_mm: Ø 6

Filtration: prevent foreign bodies from entering

Benefits of the Pro version:

Universal fit: Adjustable width (61–85 mm) and height (up to 11 mm) allow the holder to fit most mobile phones

50 Diameter Ø (mm): 47

RFX Pro Series Armalite Double Compound Rear Sprocket (Steel/Aluminium) - 520 FXRS 61-50 ALRD aprilia-af1-50-replica-50-1992-esi5733563 5/220 | Disc_Type: Fixed |RFX 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