Specification Brand : Agatige BulletPoint1 : PRODUCT FUNCTION: Fix the lens on a tripod, which can easily rotate in all directions to meet photography needs. There is flocking on the inside to prevent scratching the surface of the camera lens, split structure design, accurate alignment of installation slot BulletPoint2 : ALUMINUM ALLOY MATERIAL: This Tripod Collar Mount Ring is made of aluminum alloy material, which is sturdy and strong durablity and not easily damaged, and can be used by users for a long time, appearance and exquisite workmanship is much better than similar products made by mo ld BulletPoint3 : CNC PROCESSING: The Tripod Mount Ring Bracket is processed using CNC technology, which reduces weight through hollowing, polishing, and anodizing the surface to make the product performance more stable, which is equipped with stainless steel screws for fixing lens to tripod directly BulletPoint4 : QUICK INSTALLATION BOARD: The Lens Collar Replacement adopts a 2 stage design with a 180 degree quick lock knob. The inner diameter of the Mount Ring is about 80mm/3.15in, the width is about 18mm/0.71in, and the length of the quick assembly plate is about 90mm/3.54in; It is suitable for Tamron 100-400mm f4.5-6.3 Di VC USD (A035) lenses BulletPoint5 : STRONG COMPATIBILITY: The quick installation board adopts for AS standard, compatible for RRS, for ARCA, for SWISS, for PMG, for WIMBERLEY, for MARKINS, for SUNWAYFOTO, for BENRO, for SIRUI, for MARACE, for ISHOOT and other standard PTZ, suitable for IS JZ30, IS JZ50, IS JZ64, IS QJ58, IS QJ64, IS QJ64 FD, IS JZ60BK, IS JZ70MFT, IS JZ80BK, etc BulletPoint6 : Battery: LR44 alkaline batteries or 2 SR44 silver oxide batteries BulletPoint7 : Size (W x D x H): 1.7 x 1.5 x 0.8 inches (42,5 x 37 x 20,1 mm) (including protrusions) BulletPoint8 : Weight: 1.2 oz (35.5 g) Color : Silver ExternallyAssignedProductIdentifier : 7677830278119 ExternallyAssignedProductIdentifier1 : 4002451194402 ExternallyAssignedProductIdentifier2 : 4530076640030 ExternallyAssignedProductIdentifier3 : 04530076640030 ItemName : Tripod Collar Mount Ring, Lens Collar Replacement Foot Tripod Mount Ring Bracket with 1/4in 3/8in Screw Hole for Tamron 100‑400mm F4.5‑6.3 Di VC USD ItemPackageDimensions_Height : 6 centimeters ItemPackageDimensions_Length : 14 centimeters ItemPackageDimensions_Width : 10 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : tripod-lens-mount-rings Manufacturer : Agatige ModelName : Agatigeohvgzfaktc ModelNumber : Agatigeohvgzfaktc PartNumber : Agatigeohvgzfaktc PhotoFilterEffectType : 偏光 PhotoFilterSize : 37 millimeters PhotoFilterThreadSize : 37 millimeters ProductDescription : Item Type: Tripod collar mount ring Weight: 191.00g/6.73oz Material: Aluminum alloy Ring Inner Diameter: Approximately 80mm/3.15in Ring Width: 18mm/0.71in Applicable Lens: For Tamron 100 to 400mm lens Threaded Hole: G1/4, G3/8