Shimano REAR DERAILLEUR, RD-RX817, GRX, 11-SPEED, TOP NORMAL, SHADOW PLUS DESIGN, DIRECT ATTACHMENT(DIRECT MOUNT COMPATIBLE)GRX RD RX815 Di2 Rear Derailleur Operates with Shimano Di2 for digital electronic shifting Gravel tuned clutch tension provides smooth and reliable mixed surface shifting For 1x drivetrains Color: Black Largest Cog: 42 Rear Derailleur Mount Type: Shimano Rear Direct Mount Chain Wrap Capacity (teeth): 31 Cage Length: Long Rear Der Shifter Compatibility: Shimano Road Di2 Drivetrain Speeds: 11 Weight: 318

Supplied with dedicated squeegee to ease its application

Includes springs

Submerge the chain or even just drip it on the chain

Studies have shown that our bodies can make use of up to 90 grams of carbohydrates per hour

Designed to integrate seamlessly with a road bike

the Kuat Piston Pro X Add-On is ready to change your hitch rack game

The Syncros Axle RWS Syncros Lever is a precision-engineered component designed for seamless wheel attachment and quick release

XTR/Dura Ace CN-M9100 Chain

SKU: 30210Compatibility: Exploro Flat Mount PRO

and the lightest model yet it’s like wearing nothing at all

finished appearance by sealing off unused openings on the stem

compared to previous GP5000 versions