XAegis Bipod, 6.5" to 9" Adjustable CNC QD Picatinny Rail Quick Release Bipod with Rubber Feet, Black This bipod comes with a rail mount adapter, no need to buy another one. When the adapter is installed on the bipod, it can work with picatinny or weaver rail. Rubber padded on top to protect forend of gun. Your gun sling can also attach with this bipod. Extendable Spring Powered Legs with Comfortable Rubber Feet Stands Steel Combat Stand, durable aluminum ,unique posi-lock feature to prevent tipping,construction and a clever adjustment wheel that fits a wide range of barrel The barrel bipod It's user-friendly design sports a unique Posi-Lock , extendable legs that can be adjusted for best shooting position, and arms that fold up for easy carry and storage