Harris bipods clamp to most Q.D. stud equipped bolt action rifles, and have a sling attachment provision. Spring loaded folding legs are quickly adjustable for height. Manufactured with heat treated steel and hard alloys. Series 25C Weight 19 oz Material Steel/Aluminum Description Bipod No. Of Legs 2 Type Of Feet Rubber Attachment Type Swivel Stud Vertical Adjustment 13.5-27"