FocusFoto Metal Lens Collar Tripod Mount Ring for Tamron 50-400mm F/4.5-6.3 Di III VC VXD A067, 100-400mm f/4.5-6.3 Di VC USD A035 Lens(For Canon EF& For Nikon F Mount), w/Quick-Release Plate for Acra

Introduction:Brand New! High Quality!! Description:The tripod mount ring mount on the tripod, it helps you fix and balance your tele lens which is heavy or long lens hanging off the front of camera.It features Arca-compatible dovetail plate which allow you attach your lens to Ball Head, Clamp or Panorama Head of Arca-Swiss standard. Reserved multiple 1/4"-20 &  3/8"-16 thread screw holes at the bottom for attach lens to tripod directly. Made of aviation aluminum alloy and CNC precision machining, anodizing surface treatment, right weight and strong building.100% fits for Tamron and does have same construction. Specifications:Made by metal with very high qualityThe UNC (Unified National Coarse Thread) : 1/4" & 3/8" Compatibility: Arca-Swiss StandardRing inside diameter: 82mmBaseplate Length: 70mm Baseplate Width: 38mmColor: blackNet Weight: 140g Compatible with:For Tamron 50-400mm F/4.5-6.3 Di III VC VXD (A067) Lens For Tamron 100-400mm F/4.5-6.3 Di VC USD (A035) Lens (For Canon EF Mount, For Nikon F Mount) lens and other lenses Package Includes:1 x Lens Tripod Mount Ring

• The tripod mount ring mount on the tripod, it helps you fix and balance your tele lens which is heavy or long lens hanging off the front of camera.
• It features Arca-compatible dovetail plate which allow you attach your lens to Ball Head, Clamp or Panorama Head of Arca-Swiss standard.
• Reserved multiple 1/4"-20 & 3/8"-16 thread screw holes at the bottom for attach lens to tripod directly.
• Made of aviation aluminum alloy and CNC precision machining, anodizing surface treatment, right weight and strong building.
• Compatible with: For Tamron 50-400mm F/4.5-6.3 Di III VC VXD (A067) Lens; For Tamron 100-400mm F/4.5-6.3 Di VC USD (A035) Lens (For Canon EF Mount, For Nikon F Mount)