Scorpion Optics Bipods are light weight, extremely strong and easy to use. Available in four different sizes and loaded with features. The features include pivoting head, spring loaded leg return, and fully adjustable extensions. These Bipods are easily mounted to the sling swivel stud on your rifle. The Bipod legs fold up and out of the way for ease of transport on your rifle. These Bipods are manufactured with quality materials and are backed with Scorpion Optics Lifetime "STING FREE" warranty!