Cover: High quality Kevlar sides with an embossed synthetic cover

Plenty of coverage for most frames

Lightweight and stiff

available in both

then the Aeffect cranks from Race Face are the best option

Park LRT-3 Lockring Tool - FSA Cannondale Specialized Direct Mount Exclusive Cover: High quality Kevlar sidesDesigned and built to remove and install the direct mount lockring that retains front chainrings found on some Specialized, Cannondale and FSA modular cranks. Who's this item for: Riders wanting to keep a threaded assembly from coming unscrewed. Lockring interface: 8 notches. Material: 4140 heat treated steel Compatibility: Fits 4 notch (FSA and Cannondale) and 8 notch (Specialized) lockrings