Cane Creek ZN40-Bearing 52mm 45 x 45 Zinc Each MFPN=SOLO-COG-16T-3 2 series): longer pad life

2 series): longer pad life pads

} Perfectly matched for KMC chains

soft shell

BBM97 BSA bottom bracket and 7075 alloy axle bolt included

5mm uninstalled wall thickness  |  135mm long

Cane Creek ZN40-Bearing 52mm 45 x 45 Zinc Each MFPN=SOLO-COG-16T-3 2 series): longer pad lifeCane Creek ZN40 Bearing 52mm 45 x 45 Zinc Each. ZN40 Series bearings are corrosion resistant zinc coated machined steel cartridge bearings with hardened steel balls which vastly increases the longevity of your headset. Compatible with 110 40 and 10 Series headsets TECH SPECS Cartridge Bearing Angle 45x45 Bearing I. D. (mm) 40. 15 Bearing Type Cartridge Bearing O. D. (mm) 52 Thickness 7