SecKit SK-Go linear rail CoreXY 3D printer kit

### SK-Go kit is designed for rigidity, speed, low noise and upgradeability.
　
SK-Go and SK-Mini shares the same structure, and the difference is only in building volume. Another bigger brother SK-300 (3030 aluminum extrusion frame) is also available.

　
Features
=================
- 310 x 310 x Z mm print volume
- Linear rail at all axes
- All metal joints
- 32-bit SKR V1.3 with open sourced Marlin 2.0 firmware
- TMC2130 driver at XYZE
- Titan clone extruder
- Sensorless homing at X