Microshift Advent MX H-Series 11 Speed SpeedRamp Cassette - 11 Speed - Shimano HG Splined - 11-50T - Black Gift Card No external wear thanks to

No external wear thanks to the cageless TWIST technology

but isn't a moving part

has a Cr-Mo axle and is thin and light at just 360g

Efficiently manage taillight and detection alert features with separate buttons

Microshift Advent MX H-Series 11 Speed SpeedRamp Cassette - 11 Speed - Shimano HG Splined - 11-50T - Black Gift Card No external wear thanks toThe Advent MX cassette is the smoothest shifting, most durable cassette that we've ever made. That all starts with SpeedRamp, a series of 64 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 shifting Replaceable small