Truglo Tac-Pod Pivoting Adjustable Bipod mounts to sling swivel stud or picatinny rail (adapter included). Pivoting base for precision leveling on uneven surfaces Great for bench or prone shooting Spring-assisted design Included sling stud adapter can be used without bipod for additional sling mounting options Models TG8901L and TG8902L feature long legs to accommodate standard-capacity detachable magazines Adjustable from 6-0" (1/2 inch incrementals) Padded rubberized feet Lightweight and compact with quick deployment Lever lock for quick tension adjustments or complete locking Durable construction for the harshest environments