Chain Tensioner for Motorized Bicycle,Mellbree Spring Loaded Chain Tensioner Compatible with 49cc 66cc 80cc Engine Motorized Bike
- Chain roller tensioner ensures proper tension and alignment of the chain. It can prevent the chain from derailing, excessive wear of the sprocket and....
- Chain tensioner spring loaded compatible for 49cc 66cc 80cc Engine Motorized Bike..
- Simple installation steps: STEP 1: It is easier to connect one side of the spring to the curved side of the mounting plate, this side has 2 small....
- Step 3: Remove the old screws from the housing cover, place the tension plate on the housing cover, then use 3 identical screws to install the tension....
- The package contains: a set of motorized bike chain tensioner (a tension roller, a spring, two metal structural plates, 5 screws, 2 nuts).