Aerobar Bracket Riser Kit (5-15mm) Vendor_Crank Bros the 1987 derailleur is the

the 1987 derailleur is the definition of performance

stainless steel rails with a diameter of 7 mm

and it’s constructed from durable ripstop fabric to stand up to abrasion and abuse

Extremely lightweight: 1

Aerobar Bracket Riser Kit (5-15mm) Vendor_Crank Bros the 1987 derailleur is theRisers easily add height to Profile Design aerobars to dial in your fit. FEATURES: Achieve Optimal Positioning: Achieve optimal positioning with the Aerobar Bracket Riser Kit. Easily adds height and quickly adapts Sonic Ergo , Supersonic Ergo, Subsonic Bracket, J4 Bracket, J3 Bracket and J2 Bracket, T+ Carbon Series, T+ Aluminum Series Aerobars to fit a wide range of riding styles. Raises armrest and extensions together to maintain a comfortable wrist