Feature

●A great accessory for photography enthusiasts and brings you a better shooting experience.
●Suitable for EF 70-200mm f/4L USM, EF 70-200mm f/4L IS USM, EF 300mm f/4L USM, EF 400mm f/5.6L USM
●It will help you correct and balance heavy or long lenses hanging from the front of the camera.
●Fixed-screw studs for easy installation and convenience.
●Aluminum alloy construction, anti-rust, lightweight and durable.

Description