Shelf Bracket -Macro Focusing Rail Slider Highlights Generic Brand Macro Focusing Rail Slider Description: The 4-way macro focusing rail slider can be adjusted in four directions: forward , back, left and right. Provides 2.75 inches maximum of front-to-back movement and 1.25 inches maximum left-to-right movement. The humanized gimbal plate is made of rubber, with a wave ridge structure, which can increase the friction with the camera surface, prevent slippage, and reduce camera wear. Self-contained dual precision scale greatly improves rail setting accuracy and speed. Designed with positive locking knobs ensure stable focus. Standard 1/4 screw, which is suitable for all professional SLR cameras. Specification: Material: Alloy Size (L x W x H): Approx 23x12x8 cm / 9.06x4.72x3.15 inch Package includes: 1 Piece 4 Way Macro Focusing Rail Note: 1. Color may be slightly different due to calibration colors of each monitor. 2. Please allow slight measuring deviation due to manual measurement.