Sevenoak SK-A7C1 Pro Aluminum Cage with Top Handle, Shoe Mount and 15mm Rods - Custom Fit for Sony A7, A7S, ASR (Mark I) Anodized Aluminum + Wood Construction Custom Fitted for the Sony A7, A7S & A7R (MK I only, will not fit MK II); Allows access to all camera functions and ports Multi-Threaded Cage and Removable Top Handle Rod Clamp with 15mm Rods for Follow Focus, Matte Box, etc Arca Swiss, 1/4" and 3/8" Tripod Mounting Options