Description: 15mm Rail Single Rod Clamp Rig System Mount 2 Holes 90 Degree. Compatible with camera shoulder rig, stabilizer, rail rod support system, etc. CNC aluminum alloy, anodized surface treatment. Easy installation with 2x adjustable knobs. Loosing and tightening the rods by the adjustable screw. Specification: Material: Metal Size: 90x25x15 mm/3.5x1.0x0.6 inch Package Includes: 1x 15mm Rail Rod Clamp