PROMEND PD-R41L 1pair Bicycle Aluminum Alloy Perrin Bearing Pedals(Red)1. Using DU+Perlin bearing structure, DU bearing is stable, Perlin high speed lubrication, stable and not dragging 2. Aluminum alloy CNC cutting and shaping, anodized surface, frosted texture, simple plate without extra frame, lightweight and durable 3. Chrome molybdenum steel core design, anti impact, creep resistance, durability 4. Each pedal contains 10 anti skid steel nails, with anti skid texture, improve grip, not easy to slip, stable cycling 5.