Fotga Series DSLR 15mm Rail Rod Support System Fittings For Choice (Replacement of 15mm Rods +15mm Rod Connector+ 1/4" to 3/8" Convert Screw+Clamp+Thread Aluminum Wingnut Thumb Knob Screw) (2x rods connect bolt)

Been a manufacturer in camera accessories area for years, Fotga has designed many excellent product like DP500 & DP3000 follow focus, matte box,elec extension auto tube....etc, these series rig fittings special designed for standard 15mm rig system, for each 15mm rods, each end processed with inner thread, so you can extend the rod with the rod connector. Save you money and extend the period of use !