Chainrings

- Shimano, 32T, 9 sp, BCD 104mm, 4-Bolt, FC-M430-9, Middle Chainring, For MTB triple, Steel, Silver, Y1M098060

Shimano XT CRM80 1x11 Chainrings - Hollow gear construction for optimized rigidity, weight, and rigidity - Durable teeth using plated steel construction supported by a carbon composite (CFRP) carrier body - Dyna-Sys11 HG-X11 11-speed chain compatible - Chainring BCD: 96 Shimano Asymmetric - Color: Black - Drivetrain Speeds: 11 - Material: Steel/Carbon - Ring Position/Type: Chain Retaining Single Ring - Tooth Count: 30

- Shimano, GRX FC-RX600 2x10 / 2x11, Chainring, Teeth: 46, Speed: 10, BCD: 110, Bolts: 4, Outer, Aluminum, Black

The Shimano Deore XT SM-CRM85 chainring is designed for use with Shimano's M8100 and M8130 1x cranksets. - Special MTB gear tooth profile with Dynamic Chain Engagement+ improves chain engagement and retention - Direct Mount Type: Direct Mount Shimano - Tooth Count: 28T, 30T, 36T - Drivetrain Speeds: 12 - Defined Color: Black - Ring Position/Type: Chain-Retaining Single Ring - Round or Oval: Round - Chainline/Hub Compatibility: 141/148 Boost Hubs , 157 Super Boost Hubs