"The Harris S-BRM-M-LOK Notched-Leg Bipod provides quick adjustments and no-nonsense stability for shooters in search of stow-and-go accuracy. Attaching directly to your rifle's M-LOK rail, it features legs that extend from 6"" 9"" and swiveling action to compensate for uneven terrain. The notched legs are adjustable in 1"" increments and are spring-loaded: hit the button, and they automatically extend to maximum length. Made from heat-treated steel and hard alloys, the Harris S-BRM-M-LOK Notched-Leg Bipod weighs just 11.6 oz. Direct attachment to an M-LOK rail Heat-treated steel and hard alloy construction Notched legs are adjustable in 1"" increments, from 6"" 9"" Legs are spring-loaded for fast deployment Swivels to compensate for uneven terrain Built-in sling swivel stud Hard rubber leg caps"