Cranksets

Steep climbs or killer descents, Shimano's XTR Hollowtech II Trail Crankset is your secret weapon. The hollow, cold-forged aluminum crankarms are ultra light, but they're also exceptionally stiff for awesome power transfer and efficiency. Front shifts have never been this fast either, with Shimano's legendary chain rings and computer-designed shift ramps. CloseStep gear combos allow riders to tailor the chainring combos to suit their riding needs.

This very light, stiff, and strong carbon crank spider optimizes your power transfer. - Stiff and lightweight. - For use with S-Works carbon road cranks.

Sporting a supreme strength-to-weight ratio, Specialized's S-Works Carbon Mountain Crank Arms are super stiff and ready to propel you up the trails. With a self-extracting bolt for easy maintenance, these fourth-generation hollow crank arms feature an oversized aluminum spindle with a spline interface. It fits all frames with 73mm bottom bracket shell and includes all hardware for Pressfit 30.