Microshift Advent MX H-Series 10 Speed SpeedRamp Cassette Size:11-48 the Shimano 105 CS-R7101 12

the Shimano 105 CS-R7101 12 Speed Cassette (11-34T) has you covered

crystal-clear mids and highs

This X1 chain is an integral part of the SRAM 1x™ drivetrain system

415g (10-44T)

these pedals exemplify exceptional strength

Microshift Advent MX H-Series 10 Speed SpeedRamp Cassette Size:11-48 the Shimano 105 CS-R7101 12The Advent MX cassette is the smoothest shifting, most durable cassette that weve ever made. That all starts with SpeedRamp, a series of discrete shifting ramps that move the chain quickly, quietly, and precisely under load. With separate ramps for moving the chain up and down the cassette, MX delivers fast, quiet shifts so you can concentrate on enjoying the ride. Features SpeedRamp technology delivers faster, quieter shiftingReplaceable small cogs