1、CNC aluminum alloy body, one-piece cutting process, aluminum alloy material is durable, lighter, and one-piece cutting is not easy to break; chromium-molybdenum steel shaft, built-in nylon DU sleeve, high-speed bearing, and labor-saving riding roller. 2、101mm / 4in widens the pedal surface, fits better and saves effort, increases the contact area between the sole and the pedals, and makes the force more stable. 3、Stainless steel cleats grip the feet for slip resistance, and there are 6 cleats on each side to strengthen the grip and make riding easier and not easy to slip. 4、Left and right pedals are separately installed and portable. The pedals are engraved with left and right marks, L is the left pedal, and R is the right pedal. 5、Lightweight riding, hollow design is light in weight, does not increase the burden of riding, light travel and riding more smoothly. 6、Sealed bearing is waterproof and dustproof, anodic oxidation is not easy to rust, and it is not afraid of daily wind and rain. Item Type: Bike Bearing Pedal Material: Aluminum Alloy Body + Chromium Molybdenum Steel Shaft Product Size: Approx. 123 x 101mm / 4.8 x 4in Applicable Caliber: General Thread Caliber 14mm / 0.6in Bearing: DU Bearing Scope of Application: Bicycles, Mountain Bikes, Folding Bikes, Road Bikes, Recreational Vehicles, etc. Advantages: CNC Aluminum Alloy Bearing Pedal, Hollow and Lightweight, Chromium Molybdenum Steel Shaft 2 x Pedal