It is compatible with NATO handle with wingnut, like NATO Handle 1720/1688 etc., but not compatible with accessories with locking lever, like DSLR Monitor Holder 2100 and NATO Clamp to Arri Rosette 2046. 

SmallRig Dual 15mm Rod Clamp 1175

SlideRail-Clamp features the top slide rail on top of the 15mm clamp, works with our QR Handles, Also works with our SlideMount, and w/ other third party QR Handles & safety rail slide mounts.

New version SlideRail-Clamp (from 29th May 2014) features flat bottom surface to attach to the top of a cage via 1/4" screws.

Rail length: 66mm

Includes:
1x sliderail-clamp
2x 1/4''-20 screw