Fork Sizes: Mountain bike front fork,26/27.5/29,1-1/8 inch ( 28.6 mm )Straight Tube Threadless;QR 9 mm*100 mm;Standard PM,only for disc brake,Manual Lockout. Weight:about 2598 g.9mm quick release can be quickly disassembled and assembled LOCKING: When climbing, the suspension fork can be locked. This reduces power, makes climbing easier, and saves effort when riding long distances MATERIAL The MTB front forks is made of high-quality aluminum alloy, with light weight, good plasticity and strong corrosion resistance STABILITY: The independent front fork bridge design makes the Bicycle front fork more stable on the outside of the leg tube, effectively preventing the riding tube from being polluted by dust and stably controlling your bicycle STICKER The sticker on the MTB Suspension Fork is carefully designed by us stylish simplicity. If you don t like it, you can tear it off (without leaving a trace) and paste your favorite sticker.