Material Aluminum alloy Open crotch 135 x 9MM Lockout: Shoulder Control Size: 20/26 inches Effective stroke: 20 inch 95MM/26 inch 105MM Suitable for tires within 4.0 Weight 20 inches about 2500 grams / 26 inches about 2639 grams. Packing list: 1 x Front Fork Note: Different displays may cause the color of the item in the picture a little different from the real thing. Manual measuring, please allow 13mm error, thank you.