Mountain Bike Air Front Fork Ultra-light 29''/27.5''/26''with Remote Control Magnesium Alloy Rebound Adjustment Bicycle Suspension Fork Air Damping Front Fork Bicycle Accessories Parts Cycle Bike Fork This air front fork allows riders to go faster and ride with more control and comfort. It can be applied to all riders, not only the professionals who have a regimented diet and train hard every day. Features: Magnesium alloy forging with print mark, lighter than aluminium yet stronger than steel. Air chamber value can be adjusted to enhance the stability and safety according to rider's weight and riding condition. Rebound lockout knob provides optimal shock absorption and makes soft reaction during Cycle. Damping adjustment knob helps you conquer a variety of terrain. Strengthened arch design ensures balanced and stable force. Smooth stanchion length is 100 mm, super smooth film inside the tube offers more comfort. Reflective sticker provides increased visibility during nighttime Cycle. Specifications: Material: Magnesium alloy Type: Tapered pipe & remote control / Tapered pipe & manual control / Straight pipe & remote control / Straight pipe & manual control (optional) Size: 29"/26"/27.5" （Optional） Steerer Length: 220mm/8.7in Steerer Diameter: 28.6 mm / 1.1 in Stanchion Length: 120mm/4.7in ( actual stroke is 100 mm / 3.9 in) Package Size: 80 * 20 * 10 cm / 31.5 * 7.9 * 3.9 in Package Weight: 1680kg-1750kg/3.7-3.9lb Package List:  1* Front Fork