CNC Router Rotational Axis, the 4th Axis for 4′ x 4′ or 4 ' x 8' machine
Add a Fourth Axis Rotary Table to your CNC Router - Techno CNC
Genmitsu 4th Axis Rotary Module Kit for 4040-PRO, 4040 Reno, 3030-PROVer MAX CNC Machine with Planetary Geared Stepper Motor, 4 Jaw Chuck, 10:1 Speed ...
K01-100mm Chuck CNC 4th Axis / 5th Axis A aixs Rotary Axis for CNC Router
Genmitsu 4040-PRO Semi Assembly 4x4 Desktop CNC Router Machine for Carving and Cutting | SainSmart – SainSmart.com
4th axis jig for CNC machine: fine-tune it once, then set it and forget it. Easily re-mount it square to your t-slot table so you don't have to re-tram/tune/shim it each time. :