Microshift Acolyte Xpress 8 Speed Rear Shifter - 22.2mm Bar Clamp - 8 Speed YGroup_7525299781677 Rim Dimensions:

Rim Dimensions:

and most wear-resistant chain you're likely to find anywhere

3" will be very square

Who is this for: These kits are perfect to stash in a pack

Microshift Acolyte Xpress 8 Speed Rear Shifter - 22.2mm Bar Clamp - 8 Speed YGroup_7525299781677 Rim Dimensions:Changing gears is a snap with the Acolyte shifter. Discrete thumb and index levers and a crystal clear gear indicator simplify shifting decisions, making each action and reaction easy to understand. And, of course, it retains the light action and positive indexing that microSHIFT has made its name on. Features: Ergonomic trigger placement Clear and easy to read indicator Specs: Series: Acolyte Model No: SL M7180 R Shifter Style: Flat Bar Xpress