Strong and Durable: 6061-T6 aluminum alloy bike seat clamp optimized for light weight and high strength. Polished and buffed, the surface is smooth and comfortable to the touch Lightweight: FIFTY-FIFTY seatpost clamp features a lightweight design, weight only 23.5 grams Will not add weight to bicycles, making it easy for you to ride Universal Compatibility: The seat post clamps can fit most bikes, like mountain bikes, folding bikes, track bikes, fixed gear bikes, road bikes, etc. Please check measurements to ensure a good fit on your cycle post prior to purchase, measurements in pictures
