Description: TELESCOPE DOVETAIL ACCESSORIES: This dovetail plate can be attached directly to the OTA, or standard mounting rings, allows you easily install telescopes or cameras on mounts. PERFECT DESIGN: The dovetail clamp is designed to attach your telescope or camera to tripods, especially suited for building double connections where a high load capacity is needed. FEATURE: Portable telescope finderscope dovetail base slot, easy to use, high load. The wide version metal mounting plate includes 3/8 threaded holes, narrow version metal mounting plate includes 1/4 threaded holes. Choose according to your need. HIGH QUALITY: Made of solid metal material, fully anodized for great looks and last longer. Heavy duty and sturdy. COMPATIBILITY: Designed to safely and perfectly fit a variety of tube rings, mounting rings, dovetail clamps and many Refractor Telescopes on the market, and provides a very stable connection. Specification: Material: Metal Color: Red Size Chart: 30cmx8cm/11.81inchx3.15inch 30cmx4.2cm/11.81inchx1.65inch Narrow Version: Length 30cm/11.81inch, Maximum width 4.2cm/1.65inch Height 1.5cm/0.59inch Wide Version: Length 30cm/11.81inch, Maximum width 8cm/3.15inch, Height 1.5cm/0.59inch Package Includes: 1 Piece Dovetail Mounting Plate Note: Please allow slightly errors due to manual measurement and different monitors.