Product Highlights • Mounts on LWS 15mm Support Rods • Double-End 1/4''-20 Male Threaded Adapter • Spring-Loaded Thumbscrew Knob • Durable Aluminum Construction Product Description Net Weight: 77 g Package Included: 1 x 15mm LWS Dual-Rod Clamp with 1/4''-20 Male Screw Adapter