The Aero Cover Bolts for Shimano 110x4 BCD Cranks from Rotor are uniquely designed for Shimano 4 bolt Dura Ace 9100/9000 and Ultegra 6800/8000 cranksets. This set of cover bolts improves overall aerodynamics and provide a clean edge for fitting QXL chainrings to a Shimano 4 bolt crank arm. This set includes 4 chainring bolts and 4 covers.
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B-Stock - This product has one or more B-Stock units available. These units can be purchased at a discount (see option select). B-Stock units were returned from other customers and may have missing or damaged packaging materials. These units are otherwise as new. The full manufacturer warranty applies. Click Here for more information.
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Reviewed 8/22/2020
by Cliff likes to ride
Cycling Enthusiast
Philly Suburbs, Pa.
Value Rating
Overall Rating
Adds to aesthetic of oval chainring...
They secure the chain ring but also a seamless to the upgrade chain ring, I love it!
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