Features: Aluminum alloy adapter rod features double 1/4-20 female thread for easily extension between tripod accessories, camera arms, and lighting rigs while maintaining stability. Craft from 12mm diameter industrial aluminum and precised machined thread, this lightweight yet durability camera extension rod ensures secure connection across professional photography gear. Great for DSLR photographers, videographers, and content creators needing flexible equipment combinations for multiple device setups during photoshoots. Perfect for outdoor photoshoots, studio lighting adjustments, car mount extensions, or attaching microphones/telescopes to existing tripod configurations. Its universal 1/4 compatibility integrates effortlessly with most camera accessories, from LED panel to magical arms, offering photographers expanded creative freedom without compromising structural integrity. Specifications: Material: Aluminum Alloy Length: 3cm/5.0cm/10cm/15cm/20cm/25cm/30cm(optional) Diameter: 12mm/0.47inch Length: 3cm/1.18inch, 5.0cm/1.96inch, 10cm/3.93inch, 15cm/5.91inch, 20cm/7.87inch, 25cm/9.84inch, 30cm/11.8inch Screw type: 1/4 internal thread to 1/4 internal thread rod Package Includes: 1 Piece 1/4 Female to 1/4 Female Aluminum Alloy Connecting Rod note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.