Flywoo FlyLens 85 85mm Whoop Frame is perfect for hobbyists and enthusiasts who love flying whoop drones. It's great for capturing aerial footage. The frame has a high - strength PC injection - molded protective ring. The O3\O3Lite Edition offers smooth video recording. It has a bottom - mounted transmission PC placement compartment for easy part separation. The standard version weighs 27g and the Lite version weighs 25.5g. Propeller size is 2 inch. Camera hole position is 20mm for standard and 18mm for Lite. Brand: FLYWOO, Model: Flylens 85, Main Board Thickness: 2mm, CNC Gimbal Thickness: 1mm, Protective Ring Material: PC+, Flight Control Hole Position: 25.5x25.5mm, VTX Mounting: 20/25.5mm Motor Hole, Position: 6.6mm/Hole 1.4mm.