Niceminiwall

10PCS Bearings Kit for Headset, Bottom Bracket, Fork and Hubs - Stainless Steel Ball Retainer Bearings in 21mm, 25mm, 29mm, 31mm, 37mm Sizes（6）

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Description

  • Steel Ball Retainer Bearings: Replacement for , racing For bike, and mountain For bike headset, bottom bracket, and fork systems. Includes 10PCS of steel bearings in multiple sizes (20mm, 25mm, 29-22mm, 31-22mm, 37-29mm), compatible with general hub and bracket setups. Silver finish with inlaid steel balls for smooth rotation and lasting performance.
  • Multiple Sizes Included: Set contains 10 total Steel Ball Retainer Bearings in five common dimensions — 20mm (OD 21mm, ball 4.763mm), 25mm (OD 25mm, ball 6.35mm), 29-22mm (ID 22mm, OD 29mm, ball 6.35mm), 31-22mm (ID 22mm, OD 31mm, ball 4.763mm), and 37-29mm (ID 29mm, OD 37mm, ball 4mm). Designed for use in front hub, rear hub, bottom bracket, and headset applications.
  • Steel Construction: Each bearing features a silver-toned steel retainer with tightly secured stainless steel balls, providing consistent alignment and reduced friction. The inlaid design insures stable ball positioning during operation, avoiding misalignment and minimizing wear across high-mileage rides.
  • Optimized for Smooth Performance: Engineered to deliver reliable rotational movement in critical areas such as fork headsets and bottom brackets. The 4mm to 6.35mm steel balls minimal resistance and enhanced durability under regular cycling conditions. Suitable for road, urban, and off-road bicycles requiring dependable internal components.
  • For Easy Installation & Compatibility: These Steel Ball Retainer Bearings are designed for straightforward replacement in standard assemblies. Compatible with usual 10PCS bearing configurations found in hubs and brackets. Note: slight variation may occur due to manual measurement; refer to size chart for accurate fitment.
Technical Specifications
Manufacturer
Niceminiwall
Model
Steel Ball Retainer Bearings
Color
As Picture
Size
as description
Shipping & Delivery

Your order is shipped from the USA and delivered to your door in South Africa in 10–20 working days. All items are fully tracked.

Returns & Exchanges

We offer a 30-day return window. If something isn't right, contact our support team and we'll make it right.