Body Material:Lightweight and Duraluminium Alloy
Crown Race Size: JIS
condition: Brand new
SUNTOUR superbe pro crank arm set (NJS approved)
bcd144, L=167.5mm NJS approved, It's for track bike.
condition:USED and original condition(non polishing), It's a vintage and discontinued product
SUGINO75 chainring NJS approved
bcd144, 50T, it's a NJS approving parts for track chain.
condition:USED and It's original condition, discontinued product