Zipp Service Course SL Stem - 70mm 31.8 Clamp +/-6 1 1/8" Aluminum Matte BLK B2 CheckoutSpec= 0mm Offset 75 - 3 Shaft Type

75 - 3 Shaft Type Smooth Valve Standard Schrader Valve Core Removable Wall Thickess 0

Designed to fit Shimano GRX 4-bolt 110 Asymmetric BCD cranksets

0 Length 266 Spoke Interface J-Bend Defined Color Black

Designed for easy installation with a cable head that attaches at the base

Zipp Service Course SL Stem - 70mm 31.8 Clamp +/-6 1 1/8" Aluminum Matte BLK B2 CheckoutSpec= 0mm Offset 75 - 3 Shaft TypeZipp Service Course SL Stem 70mm 31. 8 Clamp + 6 1 1 8" Aluminum Matte Black B2. The Zipp Service Course SL Stem crafted from 7075 aluminum features a shape thats strong and lightweight resulting in a 1. 85 grams per newton meter of stiffness. That results in no flex sprints and accelerations. Forged AL 7075 Machined and relieved faceplate Features titanium hardware with TORX heads on all bolts for precision torque readings and ease of adjustment TECH