Features: Double clip sides for convenient use, compatible with most mountain bike SPD pedal systems, suitable for cycling shoes with a 2-bolt cleat system. Includes one pair of cleats, compatible with most mountain bike SPD pedal systems. Constructed from strong, wear-resistant, and lightweight material. Wide platform and hollow design minimize slipping and enhance pedaling efficiency. Anti-slip stainless steel nails offer superior grip and control. Three sealed bearings ensure pedal stability and reliability. Dustproof ring and cap protect bearings from water and dust. Easy installation with clear marked indicators: L for left pedal, R for right pedal. Specifications: Material: Aluminum alloy, Stainless steel, Chrome Molybdenum Steel Spindle: 9/16 inch Size: 106 x 92 mm / 4.2 x 3.6 in Weight: Approx. 384 g / 13.5 oz (per pair) Package Size: 135 x 120 x 85 mm / 5.3 x 4.7 x 3.3 in Package Weight: Approx. 629.5 g / 22.2 oz Package List: 1 x Pair of Pedals 1 x Pair of Cleats (replacement for most mountain SPD pedal systems) 4 x Screw 4 x Washer 1 x Hexagonal Wrench 4 x Spare Anti-slip Nail 2 x Wrench