DeFeet Wool Armskins Small/Medium Charcoal Stroke-40mm/1.6 The Bottom Bracket Gauge Tool

The Bottom Bracket Gauge Tool was designed to provide all the necessary measurements to identify the proper bottom bracket for a specific bike configuration

model Wild AM Performance size 27

measure without gloves around the widest part of your hand

boost and BB30 short spindle cranksets and some stainless steel versions

DeFeet Wool Armskins Small/Medium Charcoal Stroke-40mm/1.6 The Bottom Bracket Gauge ToolWool breathes while keeping you warm on cold days Ergonomic fit stays put Made with the finest Merino wool. Grown, washed and dyed entirely in the USA 66% Merino wool, 31% nylon, 3% Lycra construction, for Mountain or Road use TECH SPECS color charcoal size S M