iShoot Improved 68mm Lens Collar Tripod Mount Ring for Nikon AF-S 300mm F/4E PF ED VR and Nikon AF-S 70-200mm F/4G ED VR lens, with ARCA-SWISS Fit Quick Release Plate for Arca Type Tripod Ball Head Main features: 1.This lens collar is made of aviation aluminum, CNC precisely machined, hollow-out weight reduction design, surface anodized, with stainless steel screw; net weight is about 160g; 2. The lens bracket is Referencing to and modified from Nikon original standard design, structure is enhanced, details are improved, and add the function of quick release plate, more practical; 3.Inner diameter is about 68mm, using embedded flocking to increase contact surface; with three marks, convenient for lens rotation and alignment; fast spring lock, convenient for quick assembly and disassembly or adjust camera body for composition; removable quick release plate structure, reserved 1/4" and 3/8 " screw holes; 4.Bottom is 39mm Arca-Swiss fit quick release plate, compatible with RRS / ARCA-SWISS / KIRK / WIMBERLEY / MARKINS / SUNWAYFOTO / KANGRINPOCHE / BENRO / SIRUI / MARSACE / ISHOOT tripod ball head of Arca 39mm fit; suitable for iShoot IS-JZ30 / IS-JZ50 / IS- JZ64 / IS-QJ58 / IS-QJ64 / IS-JZ60BK / IS-JZ70MFT / IS-JZ80BK clamp. Suitable for: Nikon AF-S 300mm F/4E PF ED VR Lens Nikon AF-S 70-200mm F/4G ED VR Lens Package Includes: 1 x iShoot Tripod Mount Ring IS-RT1 Note:The other items in the photos not listed here are for illustrating only, not included

This lens holder bottom is 39mm Arca-Swiss fit quick release plate, compatible with RRS / ARCA-SWISS / KIRK / WIMBERLEY / MARKINS / SUNWAYFOTO / KANGRINPOCHE / BENRO / SIRUI / MARSACE / ISHOOT tripod ball head of Arca 39mm fit; suitable for iShoot IS-JZ30 / IS-JZ50 / IS- JZ64 / IS-QJ58 / IS-QJ64 / IS-JZ60BK / IS-JZ70MFT / IS-JZ80BK clamp. Inner diameter is about 68mm, using embedded flocking to increase contact surface; with three marks, convenient for lens rotation and alignment; fast spring lock, convenient for quick assembly and disassembly or adjust camera body for composition; removable quick release plate structure, reserved 1/4" and 3/8 " screw holes;. The lens bracket is Referencing to and modified from Nikon original standard design, structure is enhanced, details are improved, and add the function of quick release plate, more practical;. This lens collar is made of aviation aluminum, CNC precisely machined, hollow-out weight reduction design, surface anodized, with stainless steel screw; net weight is about 160g;. This tripod mount ring is tailor-made for Nikon AF-S NIKKOR 300mm F/4E PF ED VR lens and Nikon AF-S NIKKOR 70-200mm F/4G ED VR lens;.

Item Weight: 160 Grams. Compatible Devices: Camera. Brand: IShoot. Manufacturer: iShoot. Date First Available: April 26, 2019. Best Sellers Rank: #96 in Tripod Lens Mount Rings. Customer Reviews: 4.3 out of 5 stars 14 ratings 4.3 out of 5 stars. Item model number: ZP-IS-RT1. : B07R54YZ8L. Item Weight: 5.6 ounces. Package Dimensions: 4.8 x 3.46 x 2.91 inches.