Prowheel Bicycle Crank Arm Square Hole Crankset Pair Universal 175MM/170MM/165MM/152MM/127MM Bicycle Forged Alloy 6061 T6 BCD 130MM 110MM Bike Crank Arm Suitable for City/Mountain Bike/Road/Electric BicyclePremium QualityMade of premium quality forged alloy 6061 T6 material, sturdy and durable. Make sure the crank orientation is square, and use crank arms with the same holes on both sides. Easy to install: The weight of the crank arm is light and easy to install and use. [Packing list] 1 x crankset, 2x crank screws. Color: BCD110 Size: Crank arm 127MM Gender target: Men, Women Package size: 30 x 23 x 4 cm; 1 kg