---
product_id: 50488142
title: "2PCS Hybrid 6805 Ceramic Bearing ABEC-3 BB Hubs 25x37x7mm 6805-2RS Si3N4 Ceramic Ball Bearing"
brand: "hmmbw"
price: "€ 43.01"
currency: EUR
in_stock: true
reviews_count: 6
category: "Hmmbw"
url: https://www.desertcart.sk/products/50488142-2pcs-hybrid-6805-ceramic-bearing-abec-3-bb-hubs-25x37x7mm
store_origin: SK
region: Slovakia
---

# Precision ABEC-3 rating Hybrid Si3N4 ceramic balls + steel rings Perfect fit 25x37x7mm for bike hubs 2PCS Hybrid 6805 Ceramic Bearing ABEC-3 BB Hubs 25x37x7mm 6805-2RS Si3N4 Ceramic Ball Bearing

**Brand:** hmmbw
**Price:** € 43.01
**Availability:** ✅ In Stock

## Summary

> ⚡ Upgrade your ride with hybrid ceramic precision — feel the difference every pedal stroke!

## Quick Answers

- **What is this?** 2PCS Hybrid 6805 Ceramic Bearing ABEC-3 BB Hubs 25x37x7mm 6805-2RS Si3N4 Ceramic Ball Bearing by hmmbw
- **How much does it cost?** € 43.01 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/50488142-2pcs-hybrid-6805-ceramic-bearing-abec-3-bb-hubs-25x37x7mm)

## Best For

- hmmbw enthusiasts

## Why This Product

- Trusted hmmbw brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Durable Nylon Cage:** Lightweight yet tough nylon cage keeps balls perfectly aligned under pressure.
- • **Hybrid Ceramic Power:** Si3N4 ceramic balls reduce friction and heat, extending bearing life and boosting speed.
- • **Race-Ready Precision:** ABEC-3 tolerance ensures smooth, consistent rotation for peak cycling performance.
- • **Optimized for Cycling:** Specifically engineered for bicycle hubs, delivering reliable, high-speed endurance.
- • **Easy Installation Hack:** Freeze before fitting for effortless, tool-friendly installation—no stress, just ride.

## Overview

These 2PCS Hybrid 6805 Ceramic Bearings feature ABEC-3 precision, combining black Si3N4 ceramic balls with steel rings and a nylon cage. Sized at 25x37x7mm, they are engineered for bicycle hubs to reduce friction, enhance durability, and ensure smooth, high-performance cycling. Easy to install with a smart freezing tip, these bearings are a must-have upgrade for serious cyclists seeking speed and longevity.

## Description

New Hybrid 6805 Ceramic Bearing ABEC-3 BB Hubs 25x37x7mm 6805-2RS Si3N4 Ceramic Ball Bearing 2PCS

Review: Good - Excelente producto
Review: Installed easily and working perfectly so far. - Had no issue installing these in the front hub of my bike. Redneck tip: Put the bag with both bearings in the freezer for 24 hours before installation. The cold will contract the bearing and they drop in to about 75% depth without tools. You can then use a 1-1/16 (or similar) socket and rubber mallet to finish seating them. Just make sure they go in EVENLY and that whatever you are driving them in with contacts the OUTER race of the bearing.

## Features

- Dimensions: 25mm(ID.) x 37mm(OD.) x 7mm(T.)
- 6805 Si3N4 Ceramic Bearing for Bicycle
- Type: Deep groove radial ball bearings
- Balls Material: Black Si3N4 Ceramic
- Cage: Nylon Cage / Rings: Steel ABEC-3

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B074YL61KD |
| Bearing Number | ABEC 3 BB |
| Bearing Type | Ball Bearing |
| Best Sellers Rank | #243,336 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1,734 in Deep-Groove Ball Bearings |
| Brand | HMMBW |
| Compatible Lubricant | Grease |
| Date First Available | August 20, 2017 |
| Is Discontinued By Manufacturer | No |
| Item Thickness | 7 Millimeters |
| Item Weight | 1.09 ounces |
| Item dimensions L x W x H | 3.94 x 3.94 x 3.94 inches |
| Item model number | 6805-2RS |
| Manufacturer | Shanghai |
| Material | Si3N4+Bearing Steel |
| Outside Diameter | 68 Millimeters |
| Product Dimensions | 3.94 x 3.94 x 3.94 inches |
| Specification Met | ABEC 3 |
| UPC | 711202205239 |

## Product Details

- **Bearing Number:** ABEC 3 BB
- **Brand:** HMMBW
- **Item Weight:** 31 Grams
- **Item dimensions L x W x H:** 3.94 x 3.94 x 3.94 inches
- **Material:** Si3N4+Bearing Steel

## Images

![2PCS Hybrid 6805 Ceramic Bearing ABEC-3 BB Hubs 25x37x7mm 6805-2RS Si3N4 Ceramic Ball Bearing - Image 1](https://m.media-amazon.com/images/I/51JsLaIJHVL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good
*by J***S on November 15, 2025*

Excelente producto

### ⭐⭐⭐⭐⭐ Installed easily and working perfectly so far.
*by J***. on June 17, 2020*

Had no issue installing these in the front hub of my bike. Redneck tip: Put the bag with both bearings in the freezer for 24 hours before installation. The cold will contract the bearing and they drop in to about 75% depth without tools. You can then use a 1-1/16 (or similar) socket and rubber mallet to finish seating them. Just make sure they go in EVENLY and that whatever you are driving them in with contacts the OUTER race of the bearing.

### ⭐⭐⭐⭐⭐ Spins smooth, better than factory.
*by J***R on December 7, 2019*

Works great in the front wheel of my blackmarket riot. Spins smooth under load, better than factory.

## Frequently Bought Together

- 2PCS Hybrid 6805 Ceramic Bearing ABEC-3 BB Hubs 25x37x7mm 6805-2RS Si3N4 Ceramic Ball Bearing
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**Shop now:** [https://www.desertcart.sk/products/50488142-2pcs-hybrid-6805-ceramic-bearing-abec-3-bb-hubs-25x37x7mm](https://www.desertcart.sk/products/50488142-2pcs-hybrid-6805-ceramic-bearing-abec-3-bb-hubs-25x37x7mm)

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-02-19*