With this new version for kp3s pro can use all the bed surface(210x210), insert nuts version, adxl support, bltouch and inductive sensor. It is compatible with kp3s pro and kp3s pro S1

Attached you can find the assembly instructions and Marlin 2.1.1 firmware for this mod. This firmware is for F103 and F303 chip. If you have the last version of Kingroon, you need compiled the firmware for SMT32F4 chip (mks_robin_nano_v1_3_f4)

Link of marlin firmware 2.1.1 (vertical screen) https://mega.nz/folder/fZMDRYhS#Uz2UqzKlL3msSk5p7y8fgg

Offset BLtouch

X=16.65 Y= -39.65

Offset Inductive

X=7.58 Y= -36.5

Material list:

1 unit – DDB Extruder V2.1
1 unit- Hotend V6Optional upgrade CHC hotend 24v
Optional upgrade Revo Six 24v
60-70 mm -- PTFE Capricorn
1 unit – Thermistor NTC 100K B3950 (Only use with v6 hotend)
1 unit– Fan 5015 24V
1 unit – Fan 4010 24V
3 units – Screw DIN 7380 M3x8
4 units – Screw DIN 7380 M3x10
4 units – Screw DIN 7380 M3x16
3 units – Screw DIN 7380 M3x20
2 units – Screw DIN 7380 M3x30
3 units -- Self-Locking Cable Ties 2,5x100 mm

Optional:

1 m – Cable Sleeve Self Closing PET 13mm
1 unit –Inductive sensor M8
1 unit – 3DTouch
1 unit - Adxl345 Accelerometer

Version Heat Inserts:

14 units – Insert Nuts M3xD4.6xL4.0
1 unit – Kit soldering iron for heat insert nuts (Optional)

Kingroon KP3S Pro - DDG + V6 CHC - Direct Drive

0.2mm layer, 3 walls, 25% infill

0.2mm layer, 2 walls, 15% infill