Fine-tuning Capability: Equipped with a scale and tripod screw for precise front-to-back and left-to-right adjustments, especially useful for macro photography focusing challenges. Adjustable Movement: Allows forward, backward, left, and right camera movement for precise framing. Accurate Scaling: Features a scale for precise distance adjustments. Stable and Easy to Use: Mounts easily onto a tripod for excellent stability. Extended Range Adjustment: Offers 10cm of movement in both directions for detailed macro shots, ideal for close-up effects. Essential for Macro Photography: A crucial fine-tuning device for accurate focus and height adjustments in macro shots. Durable PPS Material: Constructed from PPS material, reducing weight while maintaining strength for medium format cameras. Smooth Gear Mechanism: Utilizes a spiral gear drive for stable and precise adjustments, perfect for macro photography. Color: Black Material: Plastic Size: 35cm Package Contents: 1 x Tripod Rail Slider Head Note: Only the above package content is included. Light and different displays may cause the color of the item in the picture to be slightly different from the real thing. The allowed measurement error is +/- 1-3 cm.