Shimano FC-M665 SLX Chainset
This 22/36 chainset makes double chainring mountain biking more viable.
- HollowTech hollow-forged crank arms are both lightweight and rigid whilst being incredibly strong and durable.
- HollowTech II integrated bottom bracket design uses a wide bearing placemen.
- The axle is also larger diameter for increased stiffness, efficiency and durability.
- Honeycomb style bash guard absorb impacts.
- Shimano Mega9 HG chainrings for optimum shifting performance.
- SG-X chainring with patented spike pins give smooth and fast gear shifts under load.
- Comes complete with bottom bracket for 68 and 73 mm frames.
