Features

• CNC machining technology with edge rounded arc treatment, ensure safety to use.
• The rail has precise, single-axis fore-aft fine focus with 1mm to 2mm of travel per knob revolution. It offers single-axis focus with a total adjustment range of 115mm.
• The Rail is driven by a knob-controlled worm gear and index scales，which are printed on both sides of the rail in millimeters for consistency
• The big thumbwheel with 1/4"-20 Screw, that easy install and move for the camera.
• The Macro Focusing Rail has Arca-style dovetail, so it compatible for Arca-Swiss quick release clamp.

Specification

• Material: Metal
• Mounting: 1/4 inch mounting screw on top, 3/8 inch mounting socket on base
• Macro focusing rail length: approx. 16cm/6.3inch
• Macro focusing rail width: approx. 3.8cm/1.5inch
• Height: approx. 2.9cm/1.14inch
• Adjustable range: 0- 4.53 inches/ 0-11.5cm
• Load Capacity: 22 pounds/ 10 kilograms
• Size: 1.5x 1.5x 8.46 inches/ 3.8x 3.8x 21.5 centimeter
• Weight: 0.66 pounds/ 0.3 kilograms

Package Includes

• 1x Focusing Rail Slider Plate
• 1×Convertible Screw (attachment)
• 1×Wrench