The SpeedyBee Bee35 Standard Frame Kit - O4 Pro Version is the perfect tool for any cinewhoop pilot looking for more power to capture stunning pictures and videos, do freestyle cruising, and explore your flight zones. The O4 Pro version has a new camera head and carbon fiber bottom plate. Durable, effective, and resilient, the frame kit is excellent for beginners and veterans with its durable prop guards that can survive rough handling. Be sure to check out all our 3.5" frames, and all our Speedy Bee products! Features Carbon Fiber Bottom Plate High-quality carbon fiber frame kit Compact 3.5-inch wheelbase design Compatible with 20x20mm and 30x30mm stacks Designed for 3.5-inch propellers Suitable for micro FPV racing drones Durable and lightweight construction Well-thought-out frame design for easy maintenance Offers multiple mounting options for accessories Precision cut for a clean and sleek appearance Perfect for both indoor and outdoor flying environments Specifications Wheelbase: 153mm Top Plate Thickness: 3.5mm Bottom Plate Thickness: 2mm Camera Mounting Distance: 19/20mm ESC/Motor Mounting Height: 24mm Flight Stack Mounting Holes: 20 x 20 / 25.5 x 25.5 / 30.5 x 30.5mm Video Transmitter Mounting Holes: 20 x 20 / 25.5 x 25.5 Propeller Size: 90mm Motor Mounting Holes: 12 x 12mm Weight: 138g CNC Heat Sink: 15g Camera Gimbal: 28g Recommended Motor: 1806/2004/2006 Recommended KV: 4S/2500-3500KV, 6S/1800-2300KV Recommended Battery: 900-1500mAh 4S/6S Links Manual Lens Damping File Includes 1x Speedybee Bee35 Standard Frame Kit - O4 Pro Version