Versa Pod Bipods feature solid aircraft-grade aluminum construction and come standard with a Universal Mounting Adapter, which mounts to any Q.D. (Quick Detach) sling swivel stud. The Model 1 and 2 Bipods are designed for general-purpose prone use as well as shooting from a bench. Both bipods adjust the barrel from 9" to 12" in 6 increments. The Model 2 Bipod features non-skid, rubber feet.