This Shimano Dura Ace 10 Speed Chainring has 42 teeth and a 130 mm bcd. It's new take off.
SHIMANO DURA ACE 10 SPEED FRONT WIRING HARNESS Di2 7970 SM-EW79A (B109)
SHIMANO DURA ACE 10 SPEED FRONT WIRING HARNESS Di2 7970 SM-EW79A (B815)
Shimano Dura Ace 10 Speed Chain Connecting Pins - 3 Pack
Shimano Dura Ace 10 Speed Bike Chain Pins x3
Shimano Dura Ace 10 speed 7801 Chain, road bike, used
SHIMANO DURA ACE 10 SPEED CASSETTE CS-7900 11-25T CS-7800 12-27T CHOICE - CLEAN
