Blade 4 x 8 x 3 Bearing (4) (BLH1605)
$9.99
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Blade 4 x 8 x 3 Bearing (4) (BLH1605)
$9.99
Precision Smoothness
Reduces friction for performance
4-Piece Set
Includes four high-grade bearings
E-flite Ready
Direct replacement helicopter part
Smooth Precision MechanicalsEssential replacement ball bearings for helicopters
Keep your RC helicopter operating at peak efficiency with the high-precision 4x8x3 Bearing (4) set. Designed specifically as a direct replacement part for various E-flite electric helicopter models, these ball bearings ensure minimal friction and ultra-smooth operation. Upgrading worn components with genuine replacement bearings extends drivetrain life and maintains stable flight controls.
Reliable Mechanical PerformanceDurable hardware upgrades for routine maintenance
Maintain optimal rotor balance and drivetrain power transfer using the premium 4x8x3 Bearing (4) set. Engineered to exacting specifications with a 4mm inner diameter, 8mm outer diameter, and 3mm width, these replacement ball bearings are ideal for routine maintenance or repairing wear after intense flights. Crafted for durability and consistent smooth rotation, this 4-pack provides the essential hardware required to keep your E-flite RC electric helicopter flying smoothly.
Component SpecificationsSizing and technical compatibility standards
Compatible Vehicles
Various E-flite Electric Helicopters
Part Type
Ball Bearings
Material
Precision Steel
Placement/Position
Drivetrain / Main Shaft / Tail Rotor
Dimensions
4x8x3mm
Weight
Standard micro replacement part weight
Key Product FeaturesEngineered for efficient smooth rotation
High PrecisionEngineered for ultra-low friction operation
Direct FitPerfectly replaces worn stock bearings on E-flite models
Durable ConstructionHigh-quality materials for extended service life
Complete 4-PackConvenient set provides full maintenance coverage
Standardized FitAccurate 4x8x3mm sizing for hobby applications
Frequently Asked QuestionsEverything you need to know
What models are compatible with the 4x8x3 Bearing (4)?
The 4x8x3 Bearing (4) set is designed as a direct replacement part for various E-flite electric helicopter models that utilize 4x8x3mm size bearings.
How many bearings are included in the 4x8x3 Bearing (4) package?
Each package of the 4x8x3 Bearing (4) contains four high-precision replacement ball bearings.
What are the exact dimensions of the 4x8x3 Bearing (4)?
The 4x8x3 Bearing (4) features a 4mm inner diameter (ID), an 8mm outer diameter (OD), and a 3mm width/thickness.
How do I know when to replace the 4x8x3 Bearing (4) on my RC helicopter?
You should replace the 4x8x3 Bearing (4) if you notice increased mechanical noise, excessive shaft play, or gritty friction when spinning rotor assemblies by hand.
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