Designed to work in conjunction with the Spartan Davros Heads, The Spartan Precision Equipment Mr G Clamp is a true game-changer, supporting your rifle and optics in almost any situation. The Mr G clamp can be used in High seats, Tree Stands, Hides, as well as on cars or buggies. You won't leave without your Mr G Clamp. A go-anywhere support tool for your rifle and optics that will clamp to just about anything.FeaturesFour 1/4-20" UNC male mounting points for attaching Davros Heads and other accessories (Bush included for mounting accessories with 3/8-16" UNC female threads)Clamps to a wide variety of surfaces with a maximum grip of 60mm