Wlauqueta Chain Tensioner for Motorised Bikes, Spring Loaded Chain Tensioner, Compatible with Motorised Bicycle with 49 CC 66 CC 80 CC Motor

Step 3: Remove the old screws from the housing cover, place the clamping plate the housing cover, then install the clamping plate with 3 identical screws of the top of the housing cover and tighten the new screws. Chain tensioner spring loaded compatible for motorized bikes with 49cc 66cc 80cc engine. Easy installation steps: Step 1: It is easier to connect one side of the to the curved side of the mounting plate, this side has 2 small holes (the top hole has a greater tension than the bottom hole). : Tensioner Use of the 5 screws/bolts, 2 locking nuts and 2 washers included in the kit, only small screws/bolts and locking nuts to connect the tensioner arm to the mounting plate. The chain roller tensioner ensures the correct tension and alignment of the chain. It can prevent derailment of the chain and excessive wear of the sprocket and extend the life of the chain. If the chain is not properly tensioned, it be lost or broken. Finally, the side cover and the stator plate are damaged. Step 4: Take the largest screw/bolt and add a washer, then the chain tensioner, then a washer and then attach the to one of the 4 holes on the tensioner arm (place, washers are on the side). Step 5: Connect the clamping plate to the clamping arm.