The BT85 Atlas Adjustable Leg Extensions (A.L.E.) were created to satisfy customer demand for a taller Atlas Bipod. They fit the V8, PSR and CAL series Atlas Bipods and our BT22 Atlas Leg Extensions. Accepts the following optional feet B&T offers: BT23 Atlas Ski Feet, BT32 Atlas Standard Rubber Feet, BT74 Atlas Raider Cleat Feet They deliver 9 adjustments within the Elevation Range of 7.125 - 12.0 inches. They are stackable to achieve a greater range of height. The stainless steel spring plunger enables easy installation or removal in the field. Machined from 6061-T6 Aluminum with Mil-Spec, Type III hardcoat anodized finish. Sold as a pair. Available in black only.