Zipp Service Course SL Stem - 130mm 31.8 Clamp +/-6 1 1/8" Aluminum Matte BLK B2 MPFN-BB MRA 2437 LLB-BAG 4 Flat Protection Sidewall ISO

4 Flat Protection Sidewall ISO Width (mm) 61 ISO Diameter 584 / 650b / 27

8 Width 44 Cable Routing External Bar Top Style Round Clip-on Compatible Yes Color Black Bar Drop (mm) 125 Material Aluminum Bar Reach (mm) 80 Bar Clamp Diameter (mm) 31

5" Manufacturer Spec ERD (mm) 564 Rim Center Offset (mm) 0 Rim Material Alloy Rim Width (Internal) 30 Tire Type Tubeless Ready Valve Presta Weight 510 Wheel Size 27

Stem Angle (deg) +6 Stem Angle (deg) -6 Defined Color Black S

Zipp Service Course SL Stem - 130mm 31.8 Clamp +/-6 1 1/8" Aluminum Matte BLK B2 MPFN-BB MRA 2437 LLB-BAG 4 Flat Protection Sidewall ISOZipp Service Course SL Stem 130mm 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