The Harris Engineering 1A2-L Bipods are quick detachable and clamp to the sling swivel stud (adapters available).  Ultralight at just 10.7 oz.  Telescopic Legs are spring-loaded for fast deployment and extend from 9” to 13”. Legs fold parallel to base for transport. • Adjustable legs with spring return. • Available with Standard Legs or Notched Legs (1 inch increments) • 100% Made in the USA