PX4 4.5-inch Arca-Swiss Camera Plate with QR Adapter Port SS2 or QD Strap Port Socket:QD Strap Port The material used also means

The material used also means that it is lightweight yet durable for heavy lenses

or A7R III L-bracket and you are using the VG-C3EM battery pack then look no further

Built-In Arca-Type Clamp

Made of T6061 precision-machined aluminum

PX4 4.5-inch Arca-Swiss Camera Plate with QR Adapter Port SS2 or QD Strap Port Socket:QD Strap Port The material used also meansOverview The ProMediaGear PX4 4. 5 inch Arca Swiss Double Dovetail plate is made of T6061 aircraft grade aluminum that is lightweight and durable. It has adjustable safety stops for any telephoto lens. The safety stops can be adjusted depending on the lest of the lens foot. It prevents the foot from twisting while attached to the plate. This ensures a secure connection between the plate and the lens. This plate has a 1 4" 20 mounting screw. The screw