SRAM 40 Tooth 107mm BCD x 4-Bolt 1x12-Speed X-Sync Chainring Blast Black CheckoutTitle=SRAM Power Link/ Power Lock P Zero SmarTube is the

P Zero SmarTube is the most advanced inner tube in the range

8 Color Blue Defined Color Blue Length 38 Material Alloy S

Size M Color Jet Black Gender Unisex Core No Primary Color Black

-30°C (14°

SRAM 40 Tooth 107mm BCD x 4-Bolt 1x12-Speed X-Sync Chainring Blast Black CheckoutTitle=SRAM Power Link/ Power Lock P Zero SmarTube is theSRAM 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