Features 1,COMPATIBILITY: This lens tripod mount ring is designed to fit for T70 180 F2.8 second generation lenses seamlessly, providing a secure base for your photography equipment. 2,VERSATILE BASE: Equipped with a 70mm quick release plate and built in Arca type dovetail groove, the lens mount can also accommodate 1/4 inch and 3/8 inch screw holes, ensuring compatibility with tripod ball heads, panoramic platforms, and clamps. 3,SECURE AND BALANCED: When mounted on a tripod, it helps stabilize and balance your lens. It features two safety stop screws on the bottom sides to avoid accidental equipment drop, providing you peace of mind during shoots. 4,LIGHTWEIGHT AND PORTABLE: The mount ring features a hollow weight reduction design, making it light and easy to carry. Additionally, it comes with a builtin strap hole for added convenience during outdoor shootings. 5,ROBUST MATERIAL: Made of aluminum alloy, and treated with anodic oxidation process. Precise processed with CNC and manually polished, this mount ring offers strong durability and will stand up to regular use. Specification Item Type: Tripod Collar Mount Ring Material: Aluminum alloy Interface: 1/4inch screw hole, 3/8inch screw hole, Arca mount Applicable Lens: for T70 180F2.8 II lens Package List 1 x Lens Tripod Mount Ring1 x Wrench Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.