The Caldwell Accumax Premium Carbon Fiber Swivel Stud Bipod fiber legs are super strong and lightweight and have non-slip rubber feet. It is one of the lightest sitting bipods on the market at 12 oz. The twist-locks allow for fast incremental leg length adjustment. The legs lock forward or backward at 90 degrees with spring-loaded buttons. The secure leg-stops prevent legs from overextending. It is perfect for predator hunters or big game hunters and features M-LOK with KeyMod adapter plate. It is adjustable from 13 inches to 30 inches.