iShoot Tripod Collar Mount specifically designed for the Nikon 300mm PF ED VR and Nikon ED VR The lens support bracket collar features an plate at the

This lens bracket is specially designed for the Nikon AF-S NIKKOR 300mm f/4E PF ED VR Lens and the Nikon AF-S NIKKOR 70-200mm f/4G ED VR Lens. It cannot be used with other lenses, so please do not purchase lenses outside the range of use. This tripod mount ring is made of aviation metal material, CNC precision machining, hollow-out lightweight design, surface polishing and anodizing, with stainless steel screws. This tripod mount ring is based on Nikon's original design and has been modified to include stronger bearings, improved details, and a quick-release plate. Its net weight is approximately 160g. The inner diameter is approximately 68mm. A flocked layer is embedded inside to increase resistance. There are three markers for easy lens alignment. A spring lock allows for easy removal of the tripod ring. There is a removable quick-release plate with reserved 1/4" and 3/8" screw holes. The quick release plate on the bottom uses the AS standard and is compatible with RRS / ARCA-SWISS / KIRK / WIMBERLEY / MARKINS / SUNWAYFOTO / KANGRINPOCHE / BENRO / SIRUI/MARSACE / ISHOOT tripod ball heads. iShoot Tripod Mount Ring RT-1, specially designed for the Nikon AF-S NIKKOR 300mm f/4E PF ED VR Lens and the Nikon AF-S NIKKOR 70-200mm f/4G ED VR Lens. Aviation aluminum CNC machined lens support collar, tripod mount ring bottom is ARCA-SWISS quick release plate Product Introduction: 1. This tripod mount ring is made of aviation metal material, CNC precision machining, hollow-out lightweight design, surface polishing and anodizing, with stainless steel screws. 2. This tripod mount ring is based on Nikon's original design and has been modified to include stronger bearings, improved details, and a quick-release plate. 3. The inner diameter is approximately 68mm. A flocked layer is embedded inside to increase resistance. There are three markers for easy lens alignment. A spring lock allows for easy removal of the tripod ring. There is a removable quick-release plate with reserved 1/4" and 3/8" screw holes. 4. The quick release plate on the bottom uses AS standard, making it compatible with RRS / ARCA-SWISS / KIRK / ISHOOT tripod ball heads. Compatible with iShoot IS-JZ30 / IS-JZ50 / IS-JZ64 / IS-QJ58 / IS-QJ64 / IS-JZ60BK / IS-JZ70MFT / IS-JZ80BK tripod head clamps. Compatible models: Nikon AF-S NIKKOR 300mm f/4E PF ED VR Lens Nikon AF-S NIKKOR 70-200mm f/4G ED VR Lens It cannot be used in conjunction with other lenses, so please do not purchase lenses that are outside the scope of use. Package Contents: 1 x iShoot All-Metal Tripod Mount Ring IS-RT1 Note: Other items in the photos not listed here are for illustration purposes only and are not included.