The Harris S-BRM Bipod M-Lok Mount 6"-9" is most useful for shooting of the bench. This compact and light bipod raises the barrel height from 6 to 9 inches. The bipod provides legs which are spring loaded and for fast deployment.FeaturesExtends from 6" to 9"Direct attachment to a MLok Handguard onlySwivels (tilts) to compensate for uneven terrainNotched legs in 1" increments Notched Legs are spring loaded for fast deployment.Ultralight weight - 11.6 ozHas a built-in sling swivel stud to attach the slingMost useful for shooting off the benchUses a 1/8 hex key (not included)