Compatible with all ArcaSwiss standard ball heads...
Such as Arca-Swiss / RRS / KIRK / Sunwayfoto / Markins / Fotopro & etc.
You can switch between vertical and horizontal orientations without rotating your ball head!
Change quickly from landscape to portrait mode without adjusting your setup.
Ideal for small to medium sized digital cameras (without battery grip)

Specifications:

Material: Aluminium Alloy 
Color: Matt Black 
Width: 110mm 
Height: 75mm 
Depth: 40mm 
Thickness: 10mm 
Net Weight: 88g 
Mounting Screw Diameter: 1/4" (the screw size that connecting the L plate and the camera)

Package included:

1 x Quick Release L Plate 
1 x 1/4" Mounting Screw (for connecting camera body)