SRAM 42 Tooth 107mm BCD x 4-Bolt 1x12-Speed X-Sync Chainring, Polar Gray Cassettes Chrome rail and springs

Chrome rail and springs

UPC: 821973353173

AAA batteries included

Kit includes six guides with bolts

UPC: 796941412438

SRAM 42 Tooth 107mm BCD x 4-Bolt 1x12-Speed X-Sync Chainring, Polar Gray Cassettes Chrome rail and springsSRAM's 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 tool, making gearing changes a breeze Chainring bolts not included