Zipp Service Course SL Stem - 70mm 31.8 Clamp +/-6 1 1/8" Aluminum Matte BLK B2 ModelNumber=17603 5 Thread Length (mm) 10

5 Thread Length (mm) 10 Axle Diameter (mm) 15 Over Locknut (mm) 110 Overall Length (mm) 158

}Shimano BR-MT420 Disc Brake and BL-MT401 Lever - Front Hydraulic 4-Piston Post Mount Black

Use with Hyperglide+ chain

Low-profile sidewalls and RiACT rim design creates a lighter rim that absorbs impacts for less rolling resistance and superior ride quality

Zipp Service Course SL Stem - 70mm 31.8 Clamp +/-6 1 1/8" Aluminum Matte BLK B2 ModelNumber=17603 5 Thread Length (mm) 10Zipp 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