Chain tool was tricky to use; twisted under high torque loads Crankbrothers' Multi 20 – or M20 as it’s also known – features a host of tools for trailside bike repair. Included are 2mm, 2.5mm, 3mm, ...
L-shaped 6mm Allen key tricky to use for high-torque bolts; the chain tool didn’t have enough leverage to break some chains Birzman’s Feexman E-Version 10 Multi-Tool features 2.5mm, 3mm, 4mm, 5mm and ...