Features:

All-mountain SLX HollowTech II chainset is tough and aggressive yet also lightweight and excellent value

The HollowTech II Chainset features hollow forged crank arms which are both lightweight and rigid whilst being incredibly strong and durable

HollowTech II integrated bottom bracket design uses a wide bearing placement with a large axle diameter for increased stiffness, efficiency and added durability

Drilled steel and carbon composite construction middle ring for excellent rigidity and durability

Mega9 HG chainrings for optimum shifting performance. SG-X chainring with patented spike pins give smooth and fast gear shifts under load

Two tone anodized finish for long lasting good looks

Comes complete with bottom bracket for 68 and 73 mm frames