SRAM 40 Tooth 107mm BCD x 4-Bolt 1x12-Speed X-Sync Chainring Blast Black MFPN=00.4021.131.000 RS1 Cassettes are a great

RS1 Cassettes are a great replacement for 10-speed road sytems

fabricating the cellular core is time consuming and expensive compared to an extruded core

or 11 tool version

220V with EURO plug

Compatible with XDR driver body

SRAM 40 Tooth 107mm BCD x 4-Bolt 1x12-Speed X-Sync Chainring Blast Black MFPN=00.4021.131.000 RS1 Cassettes are a greatSRAM 40 Tooth 107mm BCD x 4 Bolt 1x12 Speed X Sync Chainring Blast Black. SRAMs X Sync Road Chainrings are designed for provide maximum control when used with AXS road cranksets. X SYNC wide tooth narrow tooth chainring technology provides maximum chain control Laser etched chainring finish is more durable X Range gearing technology gives you more range and a smoother gear progression so youre always in the right gear Can be installed with a single