GG&G's AR-15 Harris Bipod Adapter is extremely rugged and low profile. Features of the GG&G Bipod Adapter include a stationary standard swivel stud a counter sunk locking cross bolt that helps eliminate the possibility of snags a clamping side bar that is recessed into the overall body of the adapter to provide a smooth overall appearance and solid clamping engagement even on undersized or worn dovetails. Most importantly the GG&G Harris Bipod Adapter makes full surface contact with the Harris bipod interface which assures a tight fit. Fits Picatinny. Features: Utilizes a standard swivel stud interface that is locked in a stationary position Easy to install adapter and lightweight Edges have been de-burred