Ultra-light primos trigger stick gun mounted bi pods are lightning quick, and quality manufactured with heat-treated steel and hard alloys.These bipods are quick-detachable and clamp to the sling swivel stud of bolt action rifles with a conventional stock design, or a picatinny rail on a modern sporting firearm.Carrying your weapon with a sling or shooting off-hand is not impeded.Like every trigger stick, the primos gun mounted bi pods adjust to your desired height with just one hand and the pull of a trigger.The primos trigger stick gun mounted bipods are the ultimate solution for making your shot accurate no matter where you are.Material: Aluminum/SteelAttachment Type: QD Swivel StudNo. Of Legs: 2