1. In macro , more precise adjustments can be made
2. Fine-tuning the focus of close-ups, reshoots, and others can be more precise
3. It will be more stable and light to use when open up it
4. There are two screw holes at the bottom, UNC1/4 and 3/8 for general use

Spec:
Features:
In macro , more precise adjustments can be made
Fine-tuning the focus of close-ups, reshoots, and others can be more precise
It will be more stable and light to use when open up it
There are two screw holes at the bottom, UNC1/4 and 3/8 for general use
Specification:
Brand:
Color: black
Material: aluminum alloy
Forward and backward move range: 65mm
Right and left move range: 30mm
Weight: Approx. 835g
Package List:
1 x Rail slider
1 x Spanner
1 x wrench
1 x Manual