The new Kwik Stand Rail Mount is made of High Density Nylon, and can stay attached to the crossbow during any shot with no added vibration. The mounting bolt keeps the rail mount snug & secure while you trek through any and all terrain. The new Kwik Stand Rail Mount will attach to any picatinny rail system which allows it to be more versatile than just the crossbow market. Pine Ridge also envisions it being used in the AR market by replacing those heavy bi-pods being used . - MOUNT ONLY