Sram PG-1231 Rival Cassette Stock Item:Default Title and a burly nylon casing

and a burly nylon casing helps prevent flats and extends the tyre’s functional life

•    Volume: 10 to 26 liters

123 grams (L35mm)

Install is simple

We use precision WERA stainless steel bits that fit like a glove into the bolts on your modern bike

Sram PG-1231 Rival Cassette Stock Item:Default Title and a burly nylon casingSRAM RIVAL XG 1231 CASSETTE Maximum 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 its time to go fast, with more meaningful gaps for climbing. SPECIFICATIONS Speed (CS) 12 Gearing 11 44t Cog finish (Cassette) Nickel Chrome Technology (Cassette) PG Cog sizes 11 44t: 11 12 13 15 17