Features: The tripod mount ring mounted on the tripod, it helps you fix and balance your heavy tele lens. By adding a tripod collar to your lens and you can achieve better balancing on a tripod. In addition, rotating the camera will now be much easier and faster instead of moving the gimbal. It is made of aluminum alloy and is lightweight and durable. Precision machining, electroplating paint and flocking ring. Designed for EF 70-300mm f/4-5.6L IS USM. Specification: Color: White Material: Aluminum Alloy Compatible lens: For EF 70-300mm f/4-5.6L IS USM Inner diameter of ring is approximately 81mm (3.2inch) The bottom UNC (Unified National Coarse Thread) is 1/4" Weight: approx. 160g Package List: 1 * Tripod mount ring Tripod or lenses are not included

Precision machining, electroplating paint and flocking ring. It is made of aluminum alloy and is lightweight and durable. In addition, rotating the camera will now be much easier and faster instead of moving the gimbal. By adding a tripod collar to your lens and you can achieve better balancing on a tripod. The tripod mount ring mounted on the tripod, it helps you fix and balance your heavy tele lens.

Batteries required: No. Best Sellers Rank: #106 in Tripod Lens Mount Rings. Customer Reviews: 4.0 out of 5 stars 12 ratings 4.0 out of 5 stars. : B086JRCK3F. Manufacturer: None. Item Weight: 5.6 ounces. Package Dimensions: 4.5 x 4 x 2 inches.