MCS Chainring-4-Bolt tioga BEARINGS: 6903RS sealed cartridge ball

BEARINGS: 6903RS sealed cartridge ball bearing

Introducing the Carve Pivotal Seat from Tangent

Axle Width - mm: 110

Slotted Female Bolt

MCS Chainring-4-Bolt tioga BEARINGS: 6903RS sealed cartridge ballThe MCS Chainring 4 Bolt at J&R Bicycles is made from CNC machined aluminum alloy to keep it durable without weighing much while providing consistent tension. Designed with a nearly perfect circle of circumference, the MCS Chainring is able to deliver nice even tension on your chain for a smooth ride. And it is made in the USA. SPECIFICATIONS Material: CNC machined 6061 T Aluminum Size: Available from 37T to 47T Weight (each sold separately): 67. 2