<p>Material: Aluminum Alloy</p> <p>Adjusting Range: 115mm \/ 4.5in</p> <p>Load: max. 10kg \/ 22lb</p> <p>Item Weight: 292g \/ 10.3oz</p> <p>Package Size: 22 * 5.5 * 5cm \/ 8.7 * 2.2 * 2in. Package Weight: 330g \/ 11.6oz</p> <p>Model Number:W-160 Aluminum 2-Way Macro Focusing Rail Slider Plate</p> <p>CNC processing from solid aircraft-grade aluminum</p> <p>Color: black + red</p> <p>Precision focusing through a 110mm range</p> <p>Index Scale on both sides</p> <p>48mm diameter metal thumbwheel with 1\/4 inch-20 Screw.</p> <p>Arca\/ compatible 55mm dovetail plate w 1\/4 inch-20 threaded socket.</p> <p>Helping to achieve exacting camera-to-subject distance, the Macro Focusing Rail is a focusing stage offering fine- tuned control across a 115mm adjustment range</p> <p>The Rail is driven by a knob-controlled worm gear and index scales, in millimeters, are printed on both sides of the rail for consistency..</p> <p>Cameras can be mounted on top of the rail via the integrated 1\/4 inch screw, which uses a 48mm-diameter thumbwheel to secure cameras in place. 214mm overall length (including adjustment knob). Weight 293g (10.3oz).</p> <p>Package List:</p> <p>1 * Rail Slider Plate</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>