Du-Bro Spinner, 4 Pin, 2-1/2", Blue (DUB288)
$10.49
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In Stock
Du-Bro Spinner, 4 Pin, 2-1/2", Blue (DUB288)
$10.49
In Stock
Arrives
Free shipping on orders $99+.
Pick up today in Cumming, usually ready in 2 hours.
Virgin Nylon
Durable and lightweight material
Shaft Adapters
Includes five shaft sizes
Locking System
Secure insert lock mechanism
Precision Nose Cone PerformanceEnhance your RC airplane setup
The DU-BRO 4 Pin Spinner, 2-1/2" Blue delivers a safe, simple, and reliable solution to streamline your RC plane propeller setup. Designed for both beginner and experienced pilots, this high-quality 2-blade prop spinner reduces vibration while providing a clean, aerodynamic look for your model aircraft.
Engineered Safety and ReliabilityVibration-free operation for pilots
Finish off your model aircraft motor installation with the dependable DU-BRO 4 Pin Spinner, 2-1/2" Blue. Manufactured from 100% virgin nylon, this RC airplane spinner utilizes a smart nylon insert lock design to securely attach the spinner cone to the back plate, preventing hazardous loosening during high-RPM operations. Each unit comes complete with five adapter rings (5mm, 6mm, 1/4", 7mm, and 5/16"), allowing effortless fitment on brushless electric motors and glow engines without reaming or drilling back plates. Proudly made in the USA, it provides superior balance and strength across sport models, trainers, and scale aircraft setups.
Technical SpecificationsEssential details and dimensions
Compatible Vehicles
Glow & Electric RC Airplanes
Part Type
2-Blade Propeller Spinner
Material
100% Virgin Nylon
Placement/Position
Front Engine/Motor Shaft (front)
Dimensions
2.5 in / 2-1/2" Diameter
Weight
49 g / 1.73 oz
Included Shaft Adapters
5mm, 6mm, 1/4", 7mm, 5/16"
Key Functional FeaturesBuilt for secure flight performance
Package Quantity1 complete spinner assembly
Shaft CompatibilityIncludes 5 adapters for versatile engine fitment
Material QualityMolded from 100% virgin nylon for impact resistance
Locking MechanismUnique nylon insert lock holds back plate firmly
Safety EngineeringEngineered for reliable high-RPM flight stability
OriginProudly manufactured in the USA
Frequently Asked QuestionsEverything you need to know
What shaft sizes are compatible with the DU-BRO 4 Pin Spinner, 2-1/2" Blue?
The DU-BRO 4 Pin Spinner, 2-1/2" Blue includes five shaft adapters (5mm, 6mm, 1/4", 7mm, and 5/16") to easily fit a wide array of electric motor and glow engine crankshafts without drilling.
Is the DU-BRO 4 Pin Spinner, 2-1/2" Blue suitable for both electric and glow planes?
Yes, this spinner is designed to perform reliably on both glow-powered and electric RC airplanes.
How does the DU-BRO 4 Pin Spinner, 2-1/2" Blue prevent loosening during flight?
It features DU-BRO's specialized nylon insert lock system that firmly fastens the cone to the back plate, absorbing vibration and ensuring safe operation under high-RPM conditions.
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