A direct replacement for SRAM’s Full Mount Bolt Kit, designed to enable compatibility with Restrap’s Switch Axle and Switch Rack System on GX, XX, and X0 T-Type transmissions. Available in two variations. READ MORE Determining what bolt kit you need: Full Mount Adaptor FM23 (GX): GX Eagle Transmission: RD-GX-E-B1 Force XPLR AXS Transmission: RD-FRC-1E-E1 Rival XPLR AXS Transmission: RD-RIV-1E-E1 Eagle 70 Transmission: RD-70-A1 Eagle 90 Transmission: RD-90-A S1000 Eagle Transmission: RD-S1000-E-A1 Full Mount Adaptor FM24 (XX/XO): XX SL Eagle Transmission: RD-XX-SLE-B1 XX Eagle Transmission: RD-XX-E-B1 X0 Eagle Transmission: RD-XO-E-B1 RED XPLR AXS Transmission: RD-RED-1E-E1 Fitting: Put your bike into the red setting gear on the cassette and engage the clutch release Partially remove your current thru-axle Undo and remove the bolt derailleur with an 8mm hex key Replace with the Restrap bolt, using the supplier adaptor if you do not have a 12mm hex key Swap in the Switch Axle and tighten Compatibility: Designed for use with Restrap Switch Axle, 1mm thread pitch Dimensions: FM23 (GX): Ø23mm x H:28.80mmWeight: 13.8gTorque: 35Nm FM24 (XX/XO): Ø24mm x H:30.30mmWeight: 16.6gTorque: 35Nm