Oxford Motorcycle Chain Laser The Oxford Motorcycle Chain Laser uses your motorcycle's sprocket or pulley to project a laser down the centre of the chain or belt, making wheel alignment quick and accurate. Simply adjust the rear wheel until the laser lines up with the front sprocket for perfect alignment. Proper alignment extends component life, improves handling, and optimises power delivery. Motorcycle Chain Tool Features: Improve performance. Increases chain life. Prolong sprocket life.