Shimano Zee M640 10-Speed Chainset
Shimano’s Zee M460 is a durable, reinforced 10-speed MTB chainset. Manufactured with a two-piece, thick wall aluminium construction for the cranks with a reinforced steel axle, this 10-speed MTB chainset translates power and confidence on the trail.
Strong MTB Chainset
The Shimano Zee M640 10 Speed Chainset’s axle is 30% stronger than comparable trail cranks. Complete with smooth running, accurately aligned chain wheels, the Zee M640’s crank arms perform consistently. The crank arm features outboard bearings and steel pedal inserts.
Please note, external Hollowtech II Bottom Bracket is included.
- Two-piece construction using the tried and tested Hollow Tech II system, the right-hand crank arm forms one unit with the axle
- Solid crank arms for increased stiffness and strength
- Steel axle further increases stiffness and durability
- 68-73mm BB fitment
A 2-year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).