FOTGADP500III DP500 Mark III Quick Release 15mm Rail Rods Rig Support for All DSLR Video Cameras as Blackmagic BMCC BMPCC Canon 5D MarkII MarkIII 5DIV Sony A7R A7RII A7 A7II A7S A7SII Panasoic GH3 GH4 Nikon D500 BMPC

Fotga DP500III 15mm Rail Rod Base Plate Rig with Lens Support Clamp for Follow Focus Camera Cage Sony A7 A7R A7Rs II III A9 A6300 A6500 Panasonic GH4 GH5 GH5s Canon EOS 5D 6D 7D Mark III DSLR Camera

SmallRig Camera Base Plate with 15mm LWS Rod Rail Clamp, Baseplate for Sony A6500 A6600 A6300, for Canon R5 R6, for Sony A7SIII / A7III, Both for Cameras & Cages

SmallRig Super Lightweight 15mm Railblock, 15mm Rod Clamp with 1/4"-20 Thread for Sony for Canon and Other 15mm DSLR Camera Rig Shoulder Support Rail System - 942