Dosage recommendations per tyre:

the Topaz Air is a shock to be reckoned with

Introducing the 11spd lightweight cassette from Sunrace

or grippiest around

SRAM XPLR XG-1271 D1 12 Speed Cassette - 12 Speed - XDR Driver - 10-44T - Silver Heavy/Bulky Dosage recommendations per tyre:Make that daily ride from your front door a little spicier with some dirt. The 440% range of the XPLR XG 1271 cassette provides smooth gear progression when youre sweating up gravel climbs, and tight jumps on the high end for when its time to drill it on asphalt. Shift features on each cog are optimized for electronic shifting, so youll get fast, smooth and precise shifts every time. X Range gearing gives you more range and a smoother gear