these will not convert them to 148mm (Boost)

Who's this item for: Suitable for all kinds of riding where you spend a lot of time pedalling in a seated position

this quick release stem mount will fit stems with bolt lengths from 17mm - 35mm

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

ZS56: Any frame that uses a zero stack headset with a 56mm lower head tube inner diameter

SRAM XX1 Eagle XG-1299 12 Speed Cassette - XD Driver - Rainbow - 10-52T - 12 Speed PDP|Colour these will not convert themThe 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