BetaFPV Air65 II frame (blue)

BetaFPV Air65 II Frame (Blue)
The BetaFPV Air65 II Frame is the next evolution of an ultra-light brushless whoop platform, built for pilots who want more thrust, cleaner handling, and better crash resistance without adding unnecessary weight. Weighing just 2.65 g, this redesigned 65 mm frame was refined with input from the global FPV community to deliver sharper response, improved durability, and a more locked-in feel in the air.
Compared to the previous generation, the Air65 II features a reworked structure with 4 arm braces instead of 6, optimized duct geometry, and an improved connecting structure. The result is up to 5% more thrust, reduced frame oscillation, and impressively precise PID response. If you fly hard, tune often, and want your tiny whoop to feel fast and predictable, this frame is built for exactly that.

Key Features
- Ultra-light 2.65 g design for agile flight and efficient performance.
- Up to 5% more thrust thanks to revised arm bracing and optimized duct aerodynamics.
- 4-arm brace layout reduces unnecessary structure while maintaining excellent toughness.
- Improved connecting structure helps reduce frame vibration for smoother PID behavior and more precise control.
- Durable PP material absorbs impacts well and is ready for repeated crashes.
- Motor mounting slots help with accurate motor positioning during builds.
- Motor screw protection structure adds extra resilience during hard impacts.
- Enlarged FC mounting holes support convenient installation with a 25.5 × 25.5 mm pattern.
- Lower-profile ducts are optimized for modern short-can motors and a sleeker overall setup.
Specifications
- Product: Air65 II Brushless Whoop Frame
- Material: PP
- Weight: 2.65 g
- Wheelbase: 65 mm
- Motor Mount: 3-M1.4-6.6 mm
- Flight Controller Mounting Pattern: 25.5 × 25.5 mm
- Battery Slot Size: 11.4 × 6.2 mm
- Maximum Dimensions: 82.6 × 82.6 × 15.1 mm
- Color Range: Black, Transparent Blue, Transparent Orange, Transparent Purple, Transparent White
Air65 II vs Air65 Frame
| Feature | Air65 II Brushless Whoop Frame | Air65 Brushless Whoop Frame |
| Weight | 2.65 g | 2.67 g |
| Duct Diameter | 33 mm | 32.3 mm |
| Duct Height | 3.8 mm | 4 mm |
| Arm Braces | 4 | 6 |
| Motor Mounting Slot | Supported | Supported |
| Motor Screw Protection | Supported | Not supported |
| Propeller Compatibility | 31 mm propellers | 31 mm propellers |

Diagram

Redesigned for +5% More Thrust
By strategically reducing the number of arm braces from 6 to 4 and refining the duct aerodynamics, the Air65 II delivers 5% more thrust than the first-generation version. That means snappier throttle response, stronger punch, and more confidence when pushing your quad through tight lines and quick recoveries.

Stable, Reliable Flight Feel
After multiple structural refinements, the final connecting-arm design helps reduce frame vibration effectively. Combined with proper feedforward tuning, the Air65 II can deliver an almost ideal PID step response with latency below 12 ms, making it a great choice for precise indoor flying, responsive racing setups, and smooth freestyle lines.

Optimized Impact-Resistant Material
The proven PP material blend is designed to take hits and keep going. Whether you clip concrete, catch a gate, or bounce off branches, this frame is made for hobby pilots who want to fly harder and worry less between crashes.

Details That Matter
Every gram and every mounting point were carefully thought through. The retained motor mounting slots support precise alignment, the new motor screw protection structure helps deflect impact forces, and the enlarged 1.2 mm FC holes fit 1.4 mm screws more easily. With a lowered duct profile and a slim 3.8 mm design, the frame is also better suited to compact modern short-can motors.

What's Included
- 1 × Air65 II Brushless Whoop Frame

Specification BetaFPV Air65 II frame (blue)
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