Cannondale Headset Si to Tapered with Drop-in Cup ZIPPMARCH 5 was the first of

5 was the first of its kind and is now re-designed to deliver more speed in a lighter package

The results of internal testing show an improvement in rolling performance of 5%

Closed and rounded face plate works seamlessly with the all-new Contact Aero SLR and SL handlebar for maximum aero advantage

reliable braking - shop genuine SRAM HRD brake pads at CCACHE

compact storage on your bike tours

Cannondale Headset Si to Tapered with Drop-in Cup ZIPPMARCH 5 was the first ofCannondale Scalpel Si M XL Headset, Si to Tapered, K35019 For the OCHO Fork Scalpel Si frame size M XL Upper 1 1 8" bearing TH 873, 45 x 36, 6. 25 x 30 x 40. 9mm Lower 1 1 2" bearing MR 019, 45 x 36, 7. 5 x 40 x 51. 8mm