Shimano XT CS-M8100 12 Speed Cassette - Shimano Micro Spline - 10-45T - 12 Speed eBay Pulse: 200 lumens – 6

Pulse: 200 lumens – 6 hours battery life

if not 3 chains before you need to replace the cassette

Weight 50g

Bikes are fun

Shimano XT CS-M8100 12 Speed Cassette - Shimano Micro Spline - 10-45T - 12 Speed eBay Pulse: 200 lumens – 6The XT CS M8100 12 Speed Cassette offers the excellent shifting performance that we have come to love from Shimano in both Wide Range and Rhythm step options. Both cassettes feature Beam Spider technology for increased weight savings, rigidity and durability. They also feature the Hyperglide+ technology found in XTR, offering Shimano's smoothest ever shifts in a lightweight package. The 10 51T Wide Range cassette is perfect for riders after a huge