AUTES 52T Single Speed Bike Bottom Crankset with Alum Chainring Guard, Bicycle Crankset with Crank Arm 170mm/130mm BCD Square Hole

AUTES 52T Single Speed Bike Bottom Crankset with Alum Chainring Guard, Bicycle Crankset with Crank Arm 170mm/130mm BCD Square Hole

【Size】Crank Arm length:170mm;BCD:130MM;Chainring:52T;Compatible with 9/16" pedals;Chain size 1/2"×1/8"; Outer width between chainring guard is 15mm(0.59in),inner width is 11mm(0.43in); Out diameter of chainring guard is 225mm(8.86in). 【Material】Crank arm:aluminium alloy;Chainring guard:aluminium alloy,which is of high strength and durable.Crank Finish:SAND BLACK;Weight is approx 965g/2.13lb. 【Design】Double Chainring Guard:They can protect the chainring teeth from being damaged and avoid chain rubbing riders pants,perfect for daily life. Detachable sprocket, easy to modify single-speed chainring,which is convenient for replacement and reduces maintenance costs. 【Compatibility】Easy Installation.Compatible with city bike,folding bike,road bikes,MTB,Electric Bicycle. 【NOTE】Please measure the size to confirm it fit your bike before you place an order. NOTE: Please measure the size to confirm it fit your bike before you place an order.