Solid Base 13.5 23 BiPod 1A2 H Versatile, sturdy, light and fast. Made from high strength anodized aluminum alloy. Stressed parts are tempered spring steel. Bipods clamp to most Q.D. stud equipped bolt action rifles and have sling attachment provision and adjustment foroff center stud. Spring loaded folding legs are quickly adjustable for height. Black anodized finish. For prone or sitting this rest is satisfactory for those of average physical structure. This Bipod with its improvements has been the varmint hunters favorite since 1966. Extends from 13 12 to 23 inches.