Versa-Pod Model 54 Extra Tall Bipod 50 Series Gun Rest With Pan Tilt & Lock Controls 20 to 31 with Rubber Feet. 50 Series Pan and Tilt Bipod Rest Friction Lock Controls Extended Sitting Size Bipod Rest. Legs Extend 20" to 31" inches Light Weight, Rock Solid, and Guaranteed with our Limited Lifetime Warranty Precision Wire-EDM Cut 4140 Steel Spring Powered Locking Latches Genuine Versa-Guard Coating And Non-Marring Rubber Feet