1. [SPD BIKE PEDAL] - The twin sided SPD pedals make clipping in easy. The cleat uses a two bolt system and is recessed into the shoe, which enables easy walking off the bike. Once one gets used to clipping in and out, clipless pedals offer comfort over long periods. There's no need to consider foot placement as with flat pedals. 2. [MATERIAL & SIZE] - These clipless pedals are made of CNC - integrated aluminum alloy material, featuring high strength and long durability. They measure 3.77x2.6x1.33 inches. 'L' indicates the left pedal and 'R' the right pedal. They have a standard 9/16 - inch screw - thread sturdy axle bearing. The weight is 12.87oz (365g) per pair. 3. [SEALED BEARING] - Fully sealed bearing mountain bike pedals can enhance the stability and reliability of the pedals while protecting the spindle from water and dust. They have good durability and anti - corrosion properties. They keep the pedals spinning smoothly and quietly, allowing you to enjoy worry - free riding at any time and place. 4. [EASY TO INSTALL] - The bicycle pedals have clear marks to identify the installation direction. 'L' is for the left pedal and 'R' for the right pedal. There's no need to worry about distinguishing the pedal direction. The international standard 9/16 - inch screw thread fits most brand bikes, like mountain bikes. 5. [EASY CLIP IN/CLIP OUT] - The pedals have adjustable entry and release tension settings. The cleat tension of the bike pedals can be adjusted by the screw on the side of the pedal. Clipping in and out becomes easy after adjusting the tension to one's preference. They are suitable for achieving good clipping performance. 6. Colour: black 7. Material: Aluminum alloy + chrome molybdenum steel 8. Size: 101 x 15 x 118mm 9. Package Contents: - 2 x Pedals - 2 x Cleats - 4 x Screws - 2 x wrench - 2 x Fixing Plate - 4 x washers 10. Only the above package content is included, and other products are not. 11. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement error is allowed to be +/- 1 - 3cm.