Works Components Round Chainring Shimano DM 28T Boost 3mm Slv MFPN=8555 } Waved shape to help

} Waved shape to help give greater stability and better support to the ischial bones

Single-speed chains: replace at or just before 1%

SHIS Lower IS52/40 Bearing Grade Stainless Steel S

5mm Headtube Length 90-99mm Color Black Weight -

}SRAM Red Yaw 39T 10-Speed Hidden Bolt Chainring Use with 53T

Works Components Round Chainring Shimano DM 28T Boost 3mm Slv MFPN=8555 } Waved shape to helpOptimized to work with 12 speed HG Hyperglide+ chains Precision CNC machined in the UK from aerospace 7075 T6 aluminum Compatible with Shimano spline direct mount crank arms Weight: 57g (30t) Model Round Shimano DM Ring Type Single (Anti Chain Drop) Mount Shimano DM 3mm Offset Teeth 28 Oval Round Round Color Silver