---
product_id: 195248370
title: "uxcell R188ZZ Deep Groove Ball Bearings Z2 1/4 Inch x 1/2 Inch x 3/16 Inch Double Shielded Chrome Steel Skateboard Bearings Sealed Industrial Bearings10pcs"
brand: "uxcell"
price: "€ 20.43"
currency: EUR
in_stock: true
reviews_count: 11
category: "Uxcell"
url: https://www.desertcart.fi/products/195248370-uxcell-r188zz-deep-groove-ball-bearings-z2-1-4-inch
store_origin: FI
region: Finland
---

# Precision ABEC 1 tolerance Double shielded for dust & lubricant retention High load capacity: 207N dynamic uxcell R188ZZ Deep Groove Ball Bearings Z2 1/4 Inch x 1/2 Inch x 3/16 Inch Double Shielded Chrome Steel Skateboard Bearings Sealed Industrial Bearings10pcs

**Brand:** uxcell
**Price:** € 20.43
**Availability:** ✅ In Stock

## Summary

> ⚙️ Glide into precision — the secret weapon your projects deserve!

## Quick Answers

- **What is this?** uxcell R188ZZ Deep Groove Ball Bearings Z2 1/4 Inch x 1/2 Inch x 3/16 Inch Double Shielded Chrome Steel Skateboard Bearings Sealed Industrial Bearings10pcs by uxcell
- **How much does it cost?** € 20.43 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/195248370-uxcell-r188zz-deep-groove-ball-bearings-z2-1-4-inch)

## Best For

- uxcell enthusiasts

## Why This Product

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

## Key Features

- • **Versatile MVP:** Trusted by makers and pros alike for skateboards, turbines, fidget spinners, and more—don’t get left behind.
- • **Built to Endure:** Crafted from premium Chromium Steel (GCr15) to withstand heavy loads and tough industrial use.
- • **Smooth Operator:** Experience buttery-smooth rotation with ABEC 1 precision for reliable performance in every spin.
- • **Shielded for Life:** Double metal shields lock in lubricant and keep contaminants out, ensuring maintenance-free durability.
- • **Compact Powerhouse:** Ultra-compact 1/4" x 1/2" x 3/16" size fits seamlessly into your DIY projects and upgrades.

## Overview

The uxcell R188ZZ Deep Groove Ball Bearings deliver reliable mid-grade ABEC 1 precision with double-sided metal shields to protect lubricant and resist dust. Made from durable Chromium Steel (GCr15), these compact 1/4" x 1/2" x 3/16" bearings support dynamic loads up to 207 newtons, making them ideal for hobbyist and light industrial applications requiring smooth, long-lasting rotation.

## Description

uxcell R188ZZ Deep Groove Ball Bearings Z2 1/4 Inch x 1/2 Inch x 3/16 Inch Double Shielded Chrome Steel Skateboard Bearings Sealed Industrial Bearings10pcs: desertcart.com: Industrial & Scientific

Review: Z2 Precision That Glides Like Butter - AKA: The “You Didn’t Know You Needed These Until You Did” Bearings These R188ZZs are the sleeper MVPs of anything that spins. I grabbed them for a 3D printed mini turbine project, and they’ve since found their way into a fidget spinner rebuild, a sliding drawer mod, and even a DIY rotary encoder test rig. They're shielded, compact, and smooth as silk when installed properly. Z2 tolerance means you’re getting solid mid-grade precision—not quite aerospace, but plenty good for most hobby and light industrial builds. Pop these into a printed housing or bearing block, and they’ll quietly spin forever while you admire how much smoother everything feels.
Review: Good quality - Work as they should.

## Features

- R188ZZ (I.D.=1/4 inch, O.D.=1/2 inch, Thickness=3/16 inch)
- R188-2Z bearings are shielded on BOTH SIDES to keep lubricant in
- Made from Chromium Steel (GCr15), durability and resistance to under heavy loads
- ABEC Tolerance 1 (P0), Z2 Noise Level for most general use
- Static load rating of 80 newtons and dynamic load rating of 207 newtons

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B082PQ9FSY |
| Bearing Number | R188ZZ |
| Bearing Type | Ball Bearing |
| Best Sellers Rank | #41,354 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #181 in Deep-Groove Ball Bearings |
| Brand | uxcell |
| Compatible Lubricant | Oil |
| Date First Available | January 6, 2020 |
| Item Thickness | 0.19 Inches |
| Item Weight | 0.704 ounces |
| Item model number | a19101000ux0342 |
| Manufacturer | uxcell |
| Material | Metal |
| Outside Diameter | 0.5 Inches |
| Package Dimensions | 3.82 x 3.7 x 0.75 inches |

## Product Details

- **Bearing Number:** R188ZZ
- **Brand:** uxcell
- **Item Thickness:** 0.19 Inches
- **Item Weight:** 0.02 Kilograms
- **Material:** Metal

## Images

![uxcell R188ZZ Deep Groove Ball Bearings Z2 1/4 Inch x 1/2 Inch x 3/16 Inch Double Shielded Chrome Steel Skateboard Bearings Sealed Industrial Bearings10pcs - Image 1](https://m.media-amazon.com/images/I/61zkkGOENML.jpg)

## Questions & Answers

**Q: Is the inner race thicker than the outer race, or are both exactly 3/16” thick?**
A: outer .188, inner .1865

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**Q: Is the ID truly .250" or is it smaller as detailed in some of the reviews?**
A: The inside diameter is .2485” the fit over a 1/4 20 screw perfectly

**Q: What is the highest RPM speed these are rated for?**
A: 10,000 rpm, but you may have to de-rate, depending on your load.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Z2 Precision That Glides Like Butter
*by I***Y on March 29, 2025*

AKA: The “You Didn’t Know You Needed These Until You Did” Bearings These R188ZZs are the sleeper MVPs of anything that spins. I grabbed them for a 3D printed mini turbine project, and they’ve since found their way into a fidget spinner rebuild, a sliding drawer mod, and even a DIY rotary encoder test rig. They're shielded, compact, and smooth as silk when installed properly. Z2 tolerance means you’re getting solid mid-grade precision—not quite aerospace, but plenty good for most hobby and light industrial builds. Pop these into a printed housing or bearing block, and they’ll quietly spin forever while you admire how much smoother everything feels.

### ⭐⭐⭐⭐⭐ Good quality
*by N***) on November 5, 2025*

Work as they should.

### ⭐⭐⭐⭐⭐ Hermit crab
*by E***S on February 21, 2026*

Perfect for my hermit crabs spinner.

## Frequently Bought Together

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*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-03-12*