With this "all-in-one" bi-pod, you can easily attach it to a weaver/picatinny rail or a sling/swivel stud. Will fit any style rifle with either of these features. Highlighted Features: * High Tech Durable Aluminum Construction * Clever Picatinny and Swivel Stud Mounting Systems * Unique Posi-Lock Feature to Prevent Tipping * Panning with Fully Adjustable