Key Specs
About this product
XFLY TWIN EDF 70MM B-1B LANCER WITHOUT TX/RX/BATTERY
The B-1B Lancer, nicknamed “The Bone,” is a supersonic, variable-sweep wing, heavy bomber used by the United States Air Force for long-range and multi-mission purposes. The XFly Model B-1B Lancer twin 70mm EDF jet is a scale replica of this aircraft, designed with meticulous attention to detail, such as the swept wing mechanism, full-flying stabs, retractable landing gears, and LED navigation and landing lights.
The power system of the XFly B-1B is highly efficient, featuring twin upgraded 70mm EDF Pro with 3060-KV2000 motors and twin 80A ESCs, providing ample thrust for the aircraft to perform loops, rolls, inverted flights, and other manoeuvres. The swept wing, optimized for high-speed and low-speed flights, and the full-flying stabs deliver an authentic and unique flying experience.
To simplify the wiring and setup, the B-1B features an onboard mixing circuit board that controls all the servos, landing gears, swept wing, and lighting package. A built-in gyro enhances flight stability and can also assist with the operation of landing gears, flaps, navigation and landing lights, and the swept wing mechanism, allowing pilots to fly with minimal manual operation. Experienced pilots can switch off the gyro and enjoy the sense of realism brought by manual handling.
The XFly B-1B Lancer features scale CNC-made landing gears for outstanding durability and realism. The aircraft is easy to assemble without the need for glue, and the wings and rear fuselage can be removed for convenient transportation.
In summary, the XFly B-1B Lancer is a highly detailed bomber with impressive performance, making it the ideal choice for those seeking both scale realism and fantastic flight capabilities.
Features
- Upgraded 70mm EDF power system and twin 80A ESCs providing ample thrust
- XT90 Battery Connector
- Swept wing design for high-speed and low-speed flights
- Full-flying stabs, navigation and landing lights
- Multi-function control board simplifying the wiring and setup
- Built-in gyro for flight stability and operation assistance
- 5-piece scale CNC-made landing gears for outstanding durability and realism
- Easy to assemble & convenient for transportation
- Wingspan 1776mm • Length 1920mm
- Brushless 3060-KV2000 motors
- Servos – 9g x 5, 13g x 3, 25g x 1
- Recommended 8 channel radio
- Recommended 22.2V 5000-6000mAH Battery with XT90 Connector

For further information: on flying your RC plane in a safe and responsible manner please check out www.bmfa.org
Frequently Asked Questions
This is designed for experienced pilots. The aircraft features advanced systems including variable-sweep wings, retractable landing gear, and a gyro stabilisation system, but requires knowledge of EDF jet operation and setup. Beginners should start with simpler models first.
You'll need a transmitter, receiver, and battery—the product ships without these. The aircraft uses an XT90 battery connector, so ensure your battery is compatible. Check the manual for recommended battery specifications and transmitter requirements.
The ARR (Almost Ready to Run) kit includes the airframe, twin 70mm EDF motors, twin 80A ESCs, onboard mixing circuit, gyro, landing gear, and lighting. Assembly is straightforward without glue needed; wings and rear fuselage are removable for transport.
The product is in the 500–750g category. Exact dimensions aren't specified, but the removable wings and rear fuselage make it compact for transport. Check detailed product images or contact us for precise measurements if you have specific space constraints.
Twin upgraded 70mm EDF Pro motors with 3060-KV2000 specifications and 80A ESCs deliver ample thrust for loops, rolls, inverted flights, and high-speed manoeuvres. The variable-sweep wing design optimises performance across both high and low-speed flight regimes.

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