Cane Creek Hellbender 70 Headset - ZS44/28.6/H8 Upper | EC44/40 Lower Tapered Purple MFPN=11.7518.104.025 SRAM drivetrain engineers optimized this

SRAM drivetrain engineers optimized this ring to combat the high-torque

Its secure base quickly mounts to most modern bicycle handlebars (25

Featuring 30mm upper tubes built around the lightweight Charger Race Day damper and the proven SoloAir™ spring

Largest Cog 52Drivetrain Speeds 12Chain Wrap Capacity (teeth) 42Cage Length LongColor Silver/BlackWeight 395

Cane Creek Hellbender 70 Headset - ZS44/28.6/H8 Upper | EC44/40 Lower Tapered Purple MFPN=11.7518.104.025 SRAM drivetrain engineers optimized thisDesigned to bridge the gap between the 40 and 110 series headsets Contoured and relieved 6061 T6 aluminum for minimized weight and maximized strength Low friction upper bearing seal completely seals cup from contaminants and is fully captured by the top cover with no loose parts. Premium, sealed stainless steel Hellbender bearings Dual Seal crown race provides excellent seal efficiency with low friction Carbon friendly compression ring and Interlok