Zipp Service Course Stem - 90mm 31.8 Clamp +/-25 1 1/8" Aluminum Blast BLK B2 Description-BB Adapter Plate to ISCG-05 (55.92mm) 6 deg flared drop

6 deg flared drop

BB90-24: Fits all 24mm spindles on a BB90 frame and includes step-down 2-piece non-drive side reducer for use on GXP spindles

}Surly Tube - 29+ x 3 Presta Valve

The fork Seal Driver design allows preloading of both flanged and flangeless fork seals

Zipp Service Course Stem - 90mm 31.8 Clamp +/-25 1 1/8" Aluminum Blast BLK B2 Description-BB Adapter Plate to ISCG-05 (55.92mm) 6 deg flared dropZipp Service Course Stem 90mm 31. 8 Clamp + 25 1 1 8" Aluminum Blast Black B2. The Zipp Service Course stem delivers all you look for in a high performance stem strength stiffness reliability a precise fit and great visual look. The SC stem offers a new faceplate and body design for greater stiffness and easier installation at a price that meets any riders budget. Forged AL 6061 Machined and relieved faceplate Features stainless steel hardware with