CAMVATE Adjustable Lens Support for 15mm Rods (Red Knobs) Fits Dual 15mm Rods, 2.4" Spacing, Compatible with 50-140mm Lens Diameter, Y-Shaped Lens Support, Height Adjustable via Thumbscrew, 2 x Rubber Gaskets on Top, M5 & 1/4"-20 Threaded Holes,...