BUCKLOS Ebike Mountain Bike Square/Diamond/Hollow Crank Arm -152MM/170MM/175MM MTB Aluminum Bicycle CrankSet for Electric Bike/Road Bike/Commuter Bike/Exercise Bike/Fat Bike

[High Quality Materials:Bucklos bike crank arm set is forged from premium aluminum alloy which is more sturdy and reliable extending the service life of the product Size&Interface Type:This crank has two interface types square hole and diamond hole each with two sizes of 152MM/170MM to choose from. You can choose a single left or a pair of crank arms according to your needs Easy To Install:The bicycle crank arm features standard precision hole cutting to ensure a perfect fit for your bike. Easy to install no need for too many installation tools Wide Application:Bucklos bicycle crankarm is a nice replacement for bike repair suitable for the ebikemountain bikefolding bikefixed gear bikeexercise bikeetc Notes:Before purchasing please confirm whether the style of the crank arm interface is square or diamond hole as well as the size of the crank. A pair of crank arms can only be used for electric bicycles]