Harris Engineering Bipod, Fixed, Black, 9-13 1A2-L2 Ultra-light Harris 1A2-L2 Bipods are lightning quick and quality manufactured with heat treated steel and hard alloys. The bipods are quick-detachable and clamp to the stud of bolt action rifles with conventional stock design. Carrying your rifle with a sling or shooting off-hand is not impeded by the use of a Harris Bipod.