RockShox Air Can Assembly Monarch HV 165x38mm MFPN=20394US SRAM engineered the oversized DUB

SRAM engineered the oversized DUB spindle to work across every bottom bracket standard simplifying crankarm compatibility

Disposable gloves keep hands free of grime and protected from potentially harmful chemicals and solvents

200-hour battery life

An evolution of our original bushing toolset which required the use of a hammer to pound out shock bushings

6 Volume Range 0-5L

RockShox Air Can Assembly Monarch HV 165x38mm MFPN=20394US SRAM engineered the oversized DUBRockShox Monarch High Volume Air Can Assembly 165mm x 38mm B1 (PlusRLXX) C1 (RRTRT3) Black. Air Can Assemblies for repair and maintenance of Rockshox rear shocks.