Zipp Service Course SL Stem - 90mm 31.8 Clamp +/-6 1 1/8" Aluminum Matte BLK B2 MFPN=HUB523 Primary Color Black Spoke Length

Primary Color Black Spoke Length 236 Spoke Type Sapim CX-Sprint

Optimized for single-chainring drivetrains the Shimano GRX BL-RX610-L brake lever delivers greater comfort and control for mixed-terrain riding thanks to Shimanos category-leading gravel-specific design features

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Zipp Service Course SL Stem - 90mm 31.8 Clamp +/-6 1 1/8" Aluminum Matte BLK B2 MFPN=HUB523 Primary Color Black Spoke LengthZipp Service Course SL Stem 90mm 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