EXERCISE BIKE PEDALS: This 9/16 inch (14.3mm) spindle exercise bike pedals are made of selected boron steel and plastic, which has great performance in strength, toughness and abrasion resistance, ideal for your exercise bike. Great for use with home fitness equipment, and also perfect for a more demanding application in a fitness centre or commercial gym setting BIKE PEDAL SPECIFICATIONS: The pedals have a generous surface area of 5.51" by 4.72" and comes complete with fully adjustable straps measuring 12.6" - allowing for stability and comfort, whatever your shoe size. EASY TO INSTALL: Included in the box is one pair (L+R) exercise bike pedals with straps. The pedals are clearly marked left and right, Check the mark before replacing the pedal so that it can be installed correctly. (If the crank arm hole of your bike becomes larger due to abrasion, you can use tape to wrap the bike pedal axle while installing to ensure firmness.) YOUR IDEAL BIKE PEDALS: Your ideal pedals for Recumbent, Exercycle and Upright Bikes, like for Cateye Ergociser, Bodyfit, Stationary Bike Pedals, Diamondback Fitness Equipment Pedal, Come with 2pcs Strips Widened, Fits Sunlite Flat Form Exerciser Equipment & Spinning Exercise Bike Bicycle at Home & Gym. Or you only have to return the product for a full refund.