53 110BCD chainring. Suitable for 5 arm 10/11 speed cranksets. Inside is ramped and pinned.
Aluminum Alloy Bike Chainring Guard, Bicycle Chainring Protector,50T/51T/52T/53T/54T Single Chainring,For BCD 130Mm Bike(Black)
Aluminum Alloy Bike Chainring Guard, Bicycle Chainring Protector,50T/51T/52T/53T/54T Single Chainring,For BCD 130Mm Bike(Golden)
sourcing map 130BCD Bike Chainring Set 53T Round Narrow Wide Single Aluminum Chainring Chainwheel with Double Round 5 Bolts for Road Bike Bicycle 9/10/11 Speed Chains
Aluminum Alloy Bike Chainring Guard for BCD 130mm Single Chainring – Protector Cover Compatible with 50T, 51T, 52T, 53T & 54T Sprockets(Black)
sourcing map 2pcs 130BCD Bike Chainring Set 39T/53T Round Narrow Wide Aluminum Chainring Chainwheel with Double Round 5 Bolts for Road Bike Bicycle 9/10/11 Speed Chains
sourcing map 130BCD Bike Chainring 53T Round Narrow Wide Single Aluminum Chainring Chainwheel for Road Bike Bicycle 9/10/11 Speed Chains