These Axle Caps are for front wheel axle conversion of SRAM Rise 40 and 60, Roam 50 and 60 and Rail 50 mountain wheels. These caps convert thru-axles with a 20mm diameter to a 9mm diameter quick release.
Compatibility: SRAM XO Disc Hub (20x110mm) (SRAM Rise 40 and 60, Roam 50 and 60 and Rail 50 Mountain)
Conversion: 9mm diameter QR (19mm cap)
Note: Rise-40 conversions require separate tool, where Rise-60 conversions are a tool-free design