Du-Bro Spinner, 4 Pin, 2-1/4", Red (DUB280)

4 Pin Spinner, 2-1/4" Red Overview: The DU-BRO 2-Blade Spinner is designed to give RC pilots a safe, simple, and secure way to finish off their propeller setup. These spinners are extremely easy to install, even for beginners, and they help your airplane look cleaner while improving aerodynamic performance. DU-BRO’s smart design eliminates the hassles that come with many other spinner brands. Each spinner includes five shaft adapters—5mm, 6mm, 1/4", 7mm, and 5/16"—so you can use it with a wide range of electric and glow engines without drilling or modifying the back plate. The spinner is ready to install right out of the package, making it an excellent choice for both new builds and quick replacements. What makes this spinner unique is DU-BRO’s nylon insert lock system, which securely fastens the spinner cone to the back plate. This design prevents loosening, reduces vibration, and provides a strong hold for safe, worry-free flying. It’s engineered with pilot safety in mind, ensuring the spinner stays firmly in place even during high-RPM operation. The DU-BRO 2-Blade Spinner comes in seven sizes and five colors to fit many different RC airplanes: 1.5" – 12 g 1.75" – 19 g 2.0" – 26 g 2.25" – 34 g 2.5" – 49 g 2.75" – 57 g 3.0" – 69 g Whether you fly sport models, trainers, scale aircraft, or glow-powered planes, this spinner provides a clean look, balanced performance, and reliable operation. Proudly Made in the USA, the DU-BRO 2-Blade Spinner delivers strength, safety, and convenience—everything RC pilots need for a smooth and secure prop setup. Features: 1 per package Simple, easy, and safe to install Each spinner comes with 5 shaft adapters 100% virgin nylon Features a unique nylon insert lock design for attaching the back plate and spinner, giving a solid and secure hold! Designed with safety in mind