Harris Bi - Pods The Harris bipods are quick detachable and clamp to the Q. D. stud of any rifle, we offer adapters for those rifles that do not have a factory installed Q. D. studs. Carrying with a sling or shooting off - hand is not impeded by the Bipod. (Light) The worlds largest selling bipod, compact and light. Adjustable height from 9 to 13 Weight 11 oz. Series M: A new version of the original Leg Notch Bipod. The legs eject by spring action. Height settings in 1 increments.