Shimano's proprietary rubber outsole provides excellent grip on your pedal pins and provides plenty of traction on the trail when you need to get off and push

Fits either:

these will not convert them to 148mm (Boost)

The RD-M9100 is specifically designed to work with the XTR 1x drivetrain

1 - After Bite Wipe

SRAM XX1 Eagle XG-1299 12 Speed Cassette - XD Driver - Rainbow - 10-52T - 12 Speed PDP|Colour Shimano's proprietary rubber outsole providesThe XX1 Eagle cassette is the ultimate choice for high performance race bikes and top end builds. Available in Gold, Rainbow, and a new Copper finish, these things certainly look great, but it's all the tech and fancy engineering beneath the surface that really makes these cassettes special. The cassettes are built around SRAM's X Dome architecture to create an incredibly lightweight and strong design with excellent mud clearing properties. X Glide 2