1The lens tripod ring makes it easy to mount the telephoto lens camera to a tripod, balanced camera body. 2Reduce pressure on hands and extend working hours. 3Using highquality aluminum alloy, CNC integrated molding process, durable and wearresistant, baking finish processing, oxidation and corrosion resistance. 4The interior is planted with a highquality flannel surface, which will not scratch the lens body. 5Suitable for Canon 70200mm F4 lens. Condition: 100% brand new Item type: TripodMountCollarRing Material: alloy Color: gray Ringwidth: Approx. 2cm/0.8in Ringinner diameter: Approx. 6.4cm/2.5in Weight: Approx. 132g Interface: 1/4in screw hole, dovetail oblique mouth Applicable models: for Canon 70-200mm F4 lens 1 x TripodMountCollarRing