E Bike/Bike Crankset 1 Piece/Single 42T Chainring Crankset with Aluminium Alloy Double Chain Cover 170mm Arm for Single Speed and 6/7/8 Speeds Electric Bike,Bicycles,Folding Bicycle
GREAT QUALITY: The chainring is made of steel, the chainring finish is BED, which can prevent rust; the chainguard is made of plastic, that make the crankset lightweight; the crank arm is made of aluminium alloy,strong, rust prevent,also reduse the weight
CRANKE ARM: 170MM, forged AL-6061-T6,suits for sealed BB Axle, that 120-126mm square hole
Customer Service: If you have after-sales problems about our products, please contact us, we will try our best to help.
Description
WEEROCK Prowheel Mountain Bicycle Crankset 3 Piece Crank set 40T-30T-22T 3 X 7/8/9 Speed For MTB 170mm crankset bike crank arm set