Non-slip -- Non-slip system optimizing every your platform Pedal stroke,slide smoothly, High-strength aluminum alloy casting Body makes the bike pedals more durable Wide Pedals Grip -- 4.1*3.23*0.83 inches,Dual Sided road mountain bike platform Aluminum ANTI-SKID nails for efficiency pedaling.The platform pedals spindle was completed sealed to prevents water and dust from entering. Sturdy -- Standard 9/16” sturdy Chromoly steel axle bearing fits for most bikes. Safety First -- 10 replaceable hex-head threaded traction pins per side offer more bite for increased grip and control. Universally -- Suitable for commuting, recreational riding, BMX, cruisers bicycle, kids' bikes, road bicycles, MTB bicycle, mountain bicycles, junior bicycle, city bicycle, etc.