Raindew Official Store

18307 2RS Bearing 18X30X7mm ABEC-7 (10 PC) Bicycle Bottom Brackets & Spares Ball Bearings 18307-2RS

Name: 18307 2RS Bearing 18X30X7mm ABEC-7 (10 PC) Bicycle Bottom Brackets & Spares Ball Bearings 18307-2RS
Brand: Raindew Official Store
SKU: 10P18307RS
Price: 16.07 USD
Availability: InStock

$16.07 USD

~~$0.00 USD~~ $16.07 USD

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Количество

Specifications:

Model: 18307 2RS

Structure: Deep Groove Ball

Material: Bearing Steel

Grade: ABEC-7

Bore Dia (d): 18mm

Outer Dia (D): 30mm

Width (B): 7 mm

Closures: Sealed (2RS)

Lubrication: Grease

Clearance: C0

Features:

Developed to answer the call for greater efficiency and resilience in bicycle componentry, this sealed cartridge bearing provides a practical and effective means to upgrade rotational performance. It serves as an ideal choice for essential applications where the dual mandate of immediate smoothness gain and proven long-term endurance must be met.

✅ Efficiency-Driven Engineering for Smoother Rotation

Through precision manufacturing and optimized internal geometry, this bearing is tailored to reduce rolling resistance actively. It ensures that a higher proportion of the rider's power is channeled into propulsive force, fostering an impression of increased drivetrain vitality and reducing the sensation of mechanical drag.

✅ Dual-Contact Seal Barrier for Uncompromised Protection

Equipped with high-performance sealing elements, this component effectively isolates its precision internals from the external environment. This critical defense mechanism safeguards against contamination and corrosion, which are leading causes of bearing failure, ensuring consistent operation and preserved performance regardless of weather or terrain.

✅ Durable Build to Withstand Cyclical Stress

Constructed from quality materials and treated for enhanced surface durability, this bearing is made to cope with the repetitive loading of pedaling and road vibration. Its design mitigates the common failure modes of pitting and brinelling, ensuring it remains a quiet, reliable contributor to the bicycle's function over an extended lifespan.

✅ Pre-Lubricated Cartridge for Immediate Use

Delivered as a sealed, lubricant-filled unit, this bearing is production-ready for installation. This plug-and-play design simplifies maintenance tasks enormously, allowing for a quick and error-free component swap that immediately yields benefits in terms of reduced friction and improved drivetrain refinement.

Choosing this bearing is a strategic decision to enhance the fundamental operating quality of your bicycle. It systematically targets the inefficiencies and vulnerabilities common in standard bearings, resulting in a more responsive machine, reduced long-term maintenance needs, and a consistently superior ride character that justifies its inclusion.