SpideRing Oval Direct Mount 2x Chainring Set for Cannondale

absoluteBLACK SpideRing Oval 2x Direct Mount Chainring Sets for Cannondale are incredibly stiff and lightweight. Sold as a set, they are designed for Cannondale Hollowgram cranks, such as SI, SISL, and SISL2. Chainrings have a ramp and recess design to improve shifting performance. Ovality has been optimized for road climbing with timing of 108 .5° after TDC (top dead center).

Sold as a 2x chainring set
Oval shape reduces stress on knees, helps to keep your legs fresh, and does not feel any different while riding
Ramp and recess shifting design makes shifting smooth and fast
Small chainring is replaceable
Provides excellent weighttostrength ratio