P53U for Canon 5D MKIII

P53U is an anti-twist flange style camera plate
Custom design to fit Canon EOS-5D MK3, 5Ds, 5DsR, MK4 (without battery grip).
Made of highest quality duralumin.
Patented hand strap hole.
Convenient bi-directional style dovetail design.
Scratch resistant hard-anodized surface.
Safe and ergonomically rounded corners and edges.
Extra 1/4″ hole for a monopod.
Compatible with other major manufacturers’ Arca-Swiss style clamps.
Comes with a wide headed 1/4″-20 screw (HB1) that requires 4mm (5/32″) hex L-wrench.