This is for LANTIAN 105 frame: http://www.banggood.com/LANTIAN-105-105mm-Carbon-Fiber-DIY-Micro-FPV-RC-Quadcopter-Frame-Support-8520-Coreless-Motor-p-1077275.html
8.5 motors http://www.banggood.com/4X-Chaoli-CL-820-8_5x20mm-Coreless-Motor-for-90mm-150mm-DIY-Micro-FPV-RC-Quadcopter-Frame-p-1069067.html