Versa-Pod Model 20 Prone Bipod w/ Ski Feet 7-9in Black. This bipod manufactured by the experts at Versa-Pod adjusts from 7" to 9" when fully extended. The Versa-Pod Model 20 Prone Bipod can be used on many natural terrains especially slick surfaces to lock into place for accuracy and comfort. The Versa-Pod Model 20 Prone Bipod w/ Ski Feet is great for use on porous surfaces such as mud clay soggy grass etc. Specifications for Versa-Pod Model 20 Prone Bipod w/ Ski Feet: Manufacturer: Versa-Pod Tripod & Bipod Material: Steel Height Range: 7 - 9 in Fabric/Material: 4140 Chrome Moly Steel Weight: 1.04 lb Finish: Hardcoat Anodized Color: Black Mount Type: Dovetail Package Contents: Versa-Pod Model 20 Prone Bipod w/ Ski Feet Versa-Pod 150020: Model 20 Prone Bipod w/ Ski Feet 7-9in Black