Holybro Pixhawk 4 Mini ,UAV Autopilot Flight Controller , PM06 V2 Power Management Board - AliExpress
Pixhawk 6C Mini – Holybro Store
Pixhawk 6C Mini Flight Controller With Cable PM02/PM06 | eBay
Amazon.com: HTLNUZD Radiolink Mini PIX Flight Controller V1.2 with Mini M8N TS100 GPS Compass Module High Positioning Accuracy for for FPV Racing Helicopter Drone Fixed Wing Plane (Mini Pix and GPS kit) :
Mini Carrier Board — SpektreWorks
Radiolink Mini PIX V1.2 Flight Controller M10N GPS TS100 SE100 GPS Same as Pixhawk FC for FPV Racing Drone Helicopter Airplane - AliExpress
Holybro Pixhawk 6C Mini – NewBeeDrone
Source MINI PIX Pixhawk 2.4. 8 PX4 Autopilot PIX 2.4.8 32Bit Flight Controller with Power Module Buzzer for Racing Drone Helicopter on m.alibaba.com