Step 1Prepare the screw driver, and then push the chain guard protector in from the crank position | Step 2Turn it over and align the hole position. | Step 3Tighten the screws on the back, attention, do not tighten them immediately, fix all the screws one by one, and then tighten them. |
High Quality Material:The Bike Chainring Chain Guard is made of high quality material Plastic. | Size:Diagonal Pitch: Approx. 15.5cm/6.1inch Adjacent Pitch: Approx. 11cm/4.3inch | Note:Before you order it, Please Count the teeth of your bicycle crankset ,Count the crankset holes , and measure the diameter of the adjacent holes.Please make sure if the dimensions of your crank set is applicable to this cover and make sure if your crank ring has 4 screw holes. |