Birzman M-Torque 4 Multi-Tool AI The varying number of pins

The varying number of pins for each of the three chainring combinations (34/50

abrasion-resistant TPU lugs for the best balance of pedaling performance and off-the-bike capability

Material: Carbon Fiber

and providing high chain security

Birzman M-Torque 4 Multi-Tool AI The varying number of pinsA four function multi tool featuring an integrated 5Nm torque wrench. As you tighten a bolt with M Torque in hand, the force through your thumb pushes on the raised button. When this force reaches 5Nm, the button will give a reassuring click, indicating the bolt has been tightened to the correct torque value, just as it would be in a workshop. The multi tool includes two Hex keys 4 and 5mm with torque alert function, one Torx Key T25 as well as a