My custom 90mm Frame build with a Furibee F36 board and 8.5mm motors running on 400mah 30c batteries. This thing is a power house, super fun and easy to control. Links to all parts down below.
Frame: http://www.gearbest.com/multi-rotor-parts/pp_447883.html?wid=21
Furibee F36 FC:http://www.gearbest.com/rc-quadcopter-parts/pp_597297.html?wid=21
Motors:http://www.banggood.com/4X-Racerstar-8520-8_5x20mm-53500RPM-Coreless-Motor-Upgrade-for-Eachine-QX90-QX95-DIY-Micro-FPV-p-1114279.html?rmmds=myorder
Props:http://www.gearbest.com/rc-quadcopter-parts/pp_324271.html?wid=21
Batteries:http://www.gearbest.com/rc-quadcopter-parts/pp_486444.html?wid=21
Furibee F36:http://www.gearbest.com/rc-quadcopters/pp_571962.html?vip=949312
Antenna Mod
Antenna Pig Tail: https://m.banggood.com/50cm-U_FLIPX-to-RP-SMA-Female-Antenna-Pigtail-Jumper-Cable-p-924946.html
3dbi Antenna: https://m.banggood.com/2_4GHz-3dBi-RP-SMA-Connector-Booster-Wireless-Antenna-Modem-Router-p-979407.html