Accutech Rifle Mount Bi Pod 9-13" Pivoting
The Accu-Tech Bi Pods clamp to any quick detachable sling swivel stud. They have strong recoil springs to prevent damage to the stock and maintain point of impact. Accu-Tech Bi Pod legs are adjustable for height. Manufactured with heat treated steel and hard alloy with a black anodized finish.

At the bottom of each leg is a solid rubber foot.  It also has a swivel head which allows you to keep the cross hair level when shooting on the side of the hill or in undulating country.  Once you have used a bipod, especially one with the swivel head like this, you will always use one for the best accuracy. 
You won't find another bi pod this good for the price.
Features:
 - Unshakable prone and bench shooting
 - Lightweight
 - Reliable and strong Harris design
 - Spring return telescoping legs
 - Pivot eliminates rifle canting or uneven terrain
 - Easily attaches to sling swivel stud
 - Retractable legs easily extend from 9-13"
 - Adjustable legs pull down effortlessly from folded position
 - Weighs 425g

Great for use with popular rifle brands such as Ruger, Remington, Winchester, Sako, Tikka, Volquartsen, Marlin, Browning, Mossberg, Anschutz, CZ, Sauer, Howa and more.