SRAM PG-1231 XPLR Rollers Get superior positional accuracy under

Get superior positional accuracy under dense tree cover or the urban canyon

Designed for smooth and fast shifting

or intense indoor sessions

anti-snag design

Bike seat with cut-out design for short and long leisure rides on mixed terrain

SRAM PG-1231 XPLR Rollers Get superior positional accuracy underMaximum range, minimum fuss. This 12 speed 11 44T cassette provides 2x range in a 1x package and fits on a traditional 11 speed driver body for broad integration. The smooth cog progression keeps jumps between cogs tightest when it's time to go fast, with more meaningful gaps for climbing. 400% range For use with XPLR 1x rear derailleurs Compatible with Flattop chains For 11 speed HG road driver bodies SRAM Model ID: CS PG 1231 D1 Attributes Cog