absoluteBLACK SpideRing Oval Direct Mount Chainring Set - 52/36t, Cannondale Hollowgram Direct Mount, Black

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 -110.5° after TDC (top dead center).

Features

• 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 weight to strength ratio
• 189g