MATERIAL: Pedals body made of magnesium alloy, lightweight yet comfortable to step on, providing stability and strength for long service life. Axis made of durable chromium-molybdenum steel. SIZE AND WEIGHT: Pedals body size: 101mm*93mm*32mm / 3.98inch*3.66inch*1.26inch; Weight: about 400g per pair. This pedal is thicker than standard models; the flat pedal design offers increased surface area for foot contact, ensuring durability under pedaling force and impact. Enhances riding experience and overall efficiency. ADVANCED BEARINGS: Smooth operation with non-slip performance, resistant to dirt and debris without requiring additional lubrication. STANDARD SPINDLE: 9/16" spindle with standard threading, compatible with BMX bikes, cruisers, cyclocross bikes, dirt jumpers, folding bikes, mountain bikes, road touring bikes, track bikes, unicycles, and urban bikes. Secure fit prevents loosening during use, improving riding safety. ANTISKID AND EASY INSTALLATION: Each pedal features anti-skid pins for reliable traction in wet conditions, offering excellent skid resistance and grip to keep your foot securely in place. Large platform enhances comfort and control. Simple installation with clear "L" and "R" markings for left and right pedals. Specifications: Pedals Body Material: Magnesium alloy Axis Material: Chromium-molybdenum steel Pedals Body Size: 101mm*93mm*32mm / 3.98inch*3.66inch*1.26inch Axis Diameter: 14mm Color: Black, white, red, yellow, blue, titanium color, purple, green Weight: About 400g per pair Installation Tool: 6mm Hex wrench Features: 1. Anti-skid surface with shock absorption properties, effective on rough terrain and steep climbs. 2. Precision craftsmanship with polished screws for smooth finish. 3. Hollow design reduces weight while maintaining structural integrity; larger platform improves foot comfort and safety. 4. Ergonomic bolt design provides strong grip and skid resistance; rounded surface protects shoe soles and ensures comfortable pedal feel. 5. Anodized surface treatment for lasting color, oxidation resistance, high hardness, and excellent wear resistance. Installation: 1. Identify left (L) and right (R) pedals. 2. Apply a small amount of lubricating oil to the threads and install the locking washer between the pedal and crank arm (smooth side facing outward). 3. Tighten securely using a wrench. Note: Left pedal has reverse threading. Package Included: 1 pair of bike pedals