Folding drone 300mm

This is my 300mm dron. I modeled him for the following parts:

https://www.banggood.com/BGC-3_1-2-Axis-Brushless-Gimbal-MOS-Controller-with-Mini-GY6050-Sensor-p-957358.html?rmmds=myorder

https://www.banggood.com/100pcs-M34mm-H62-Brass-Knurl-Nuts-DIY-Accessories-p-971077.html?rmmds=myorder

https://www.banggood.com/FlySky-RC-FS-R9B-8Ch-2_4Ghz-Receiver-for-TH9X-Transmiter-p-941157.html?rmmds=myorder

https://eu.banggood.com/Wholesale-Warehouse-CC3D-NAZE32-F3-Power-Distribution-Board-PDB-With-Filter-BEC-Output-5V-12V-3A-for-QAV250-wp-Eu-1023543.html?rmmds=myorder

https://www.banggood.com/4X-Racerstar-Racing-Edition-2212-BR2212-920KV-2-4S-Brushless-Motor-For-350-380-400-Frame-Kit-p-1083198.html?rmmds=myorder

http://rctimer.com/product-1075.html

https://www.banggood.com/TS5828L-Micro-5_8G-600mW-40CH-Mini-FPV-Transmitter-with-Digital-Display-p-1058136.html?rmmds=myorder

https://www.banggood.com/2-Pairs-9443-9_4x4_3-ABS-CWCCW-Propeller-For-XXD-Sunnysky-2208-2212-2216-Moto