Laser Chain Alignment Tool | MotorcycleDirtyBike Laser Chain Alignment Tool Takes The Guesswork Out Of Chain Alignment Easily and Precisely Aligns Front And Rear Sprockets On Any Bike A misaligned chain will rob power, cause premature wear, and can even cause chain derailment. We developed this tool because factory swingarm alignment marks can be inaccurate. Correct chain alignment is crucial for proper operation of your motorcycle. This easy to use tool ensures your bike has the most