BMX Bike Suspension Fork 20 Inch 150mm Travel Disc Brake Bicycle Fork Magnesium Alloy 4.0 Fat Tires QR 1-1/8" Mountain Bikes Fork Adjustable Damping

- The 20*4.0 fat fork has OIL and AIR structure, and the suspension stroke of both forks is 150MM. - The Oil fork can adjust the spring shock strength. The weight of the fork is 3KG, the fork legs are made of magnesium alloy, and the others are made of aluminum alloy. - The gas fork is an inflatable structure, which supports the lock short stroke setting. The weight of the fork is 2.8KG, the fork legs are made of magnesium alloy, and the other parts are aluminum alloy. - Suspension stroke 170*32mm, width 135mm, Straight tube Mounting 1-1/8（28.6mm）; Brake column adopts the international A-pillar, Compatible 160-185mm disc brakes (only for disc brakes). - Double Adjustable Damping, Mountain bike forks use hydraulic shocks absorber structure process. Easy to adjust the comfortable pressure and rebound value to achieve a better experience effect. And reduce the stress of your hands, wrist.