Defeet WOOLIE BOOLIE KNEE HIGH D-LOGO Socks can be discounted M-series rear derailleurs are designed

M-series rear derailleurs are designed to work with 8 and 9-speed Shimano-compatible mountain and road shifters

Quicker lever access and light operation

Z-cylinder is more reliable and user-friendly than ever before

5 mm (3 holes) / 8

Shimano XTR BB91

Defeet WOOLIE BOOLIE KNEE HIGH D-LOGO Socks can be discounted M-series rear derailleurs are designedThe DeFeet Woolie Boolie is their cushiest sock, with a cult following for all the right reasons: woolie warmth, padded comfort, and durability. Full padding 3 season Wool Content: 70% Merino Wool, 27% Nylon, 3% Lycra Care: Machine wash cool. Tumble dry low. No bleach, softeners, or harsh detergents.