The SpeedyBee Bee35 3.5-Inch Frame Kit is designed for cinewhoop pilots. Whether you're a beginner or a veteran, this kit is perfect for capturing great shots, doing freestyle flying, or exploring new flight areas. Wheelbase: 153mm Top Plate Thickness: 3.5mm Bottom Plate Thickness: 2mm Weight: 138g Comes with 1x SpeedyBee Bee35 3.5' Micro Frame Kit - Choose Version and 1x Hardware, Prints and Accessories.