Coated Bearing (61802) Vendor_Mirrcycle and the reinforced GRID sidewall

and the reinforced GRID sidewall and casing wards off pinch flats when you're pinning

Bearings: Enduro ZER Ceramic

Oval shape reduces stress on knees

Includes 3mm

Sensor Based Fan Control

Coated Bearing (61802) Vendor_Mirrcycle and the reinforced GRID sidewallAn upgrade option for cartridge wheel bearings that offer extremely low friction, improved power transfer, and a service life that far exceeds traditional steel bearings. FEATURES: Grade 3 Silicon Nitride balls Hardened races Reinforced polyamide cage and non contact seals Hand built in Denmark High resistance to poor lubrication Intended for: Road, TT, Tri, Track, Cross, and MTB Coated races increase bearing service life by increasing hardness of