absoluteBLACK Premium Oval chainrings for FSA ABS (asymmetric bolt spacing) cranks like Gossamer, SL-K, K-Force. This model fits all 4 and 5 bolt design cranks. 4&5 bolt cranks are identical except the one hidden bolt behind the crank arm in 5 bolt design which is not needed. These are the finest FSA-compatible chainrings on the market in terms of shifting, stiffness, smoothness of pedaling, and manufacturing quality. 10/11/12spd compatible. Di2 Compatible. Made in EU

Features

• One of a kind special oval shape that helps you climb easier and faster (Patent Pending)
• Over 15% stiffer than Rotor Q rings due to thicker, 5mm construction
• Bespoke Absolute Black 6 point ramp and recess shifting design shifts better than any other brand and model of oval chainring
• Finest design that provides excellent strength to weight ratio
• You will not "feel" the oval shape while pedaling
• Your pedaling action will feel smoother
• Help reduce stress on the knees and helping your legs remain fresher for longer
• You will be able to maintain better cadence while climbing
• Reduces the possibility of leg cramps
• You will reduce chainring/cog shifts by at least 15%

Specifications