The TacShield Heavy Duty Bi-pod Pivot Adjustable 6"-9" Matte Black is designed to connect to standard swivel studs. This bi-pod features fully adjustable legs that lock in the extended position quickly. Micro adjustments are made using the tension wheels, allowing the shooter to achieve the desired height.Heavy-duty springs ensure fast and robust deployment of the legs, whether in the forward storage position or extended for steady, precise shooting. The pivoting model allows for canting of the rifle to accommodate uneven terrain, while the large pivoting lever provides good control and ergonomic access, even when wearing gloves.