Hubgear chainring.
Shimano Alivio Shimano FC-M4000 Chainring
Shimano FC-4700 chainring MK - 50-34T
Shimano Ultegra R8000 Chainring 36t or 52t 11 Speed
Shimano TL-FC21 Chainring Bolt Spanner, Peg Spanner
Shimano SLX M7000 Chainring - SM-CRM70 - 96mm BCD - Select Size
Shimano FC-RS200 chainring, 50T-F Black Fits RS200 Cranks
