---
product_id: 336104692
title: "Rackstuds R20 Series II - Server Rack Screws 20 Pack | Cage Nut Replacement | Red 2.22mm/0.086\" | A Faster, Easier Solution for Rack mounting Gear in 19\" Racks with Square Punched Vertical Rails"
brand: "rackstuds"
price: "¥9647"
currency: JPY
in_stock: true
reviews_count: 5
category: "Rackstuds"
url: https://www.desertcart.jp/products/336104692-rackstuds-r20-series-ii-server-rack-screws-20-pack-cage
store_origin: JP
region: Japan
---

# Red 2.22mm precision fit 30% faster installation Supports 44+ lbs per stud Rackstuds R20 Series II - Server Rack Screws 20 Pack | Cage Nut Replacement | Red 2.22mm/0.086" | A Faster, Easier Solution for Rack mounting Gear in 19" Racks with Square Punched Vertical Rails

**Brand:** rackstuds
**Price:** ¥9647
**Availability:** ✅ In Stock

## Summary

> 🔧 Upgrade your rack game—fast, secure, and hassle-free!

## Quick Answers

- **What is this?** Rackstuds R20 Series II - Server Rack Screws 20 Pack | Cage Nut Replacement | Red 2.22mm/0.086" | A Faster, Easier Solution for Rack mounting Gear in 19" Racks with Square Punched Vertical Rails by rackstuds
- **How much does it cost?** ¥9647 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/336104692-rackstuds-r20-series-ii-server-rack-screws-20-pack-cage)

## Best For

- rackstuds enthusiasts

## Why This Product

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

## Key Features

- • **Rock-Solid Security:** Each stud supports over 44 lbs, ensuring your gear stays locked and safe.
- • **Maintenance Made Easy:** Simplify system management with durable, rust-resistant alloy steel studs.
- • **Streamline Your Setup:** Cut rack mounting time by 30% with tool-free installation under 45 seconds.
- • **Trusted by Data Centers:** Over 1.5 million units sold worldwide—join the pros who rely on Rackstuds.
- • **Universal Compatibility:** Perfectly engineered for 19" square-holed vertical rails—no more cage nut headaches.

## Overview

Rackstuds R20 Series II offers a universal, tool-free replacement for traditional cage nuts and screws in 19" server racks. With a precision 2.22mm fit and durable alloy steel construction, these red studs boost installation speed by 30%, support over 44 lbs each, and are trusted globally by data centers for secure, efficient rack mounting.

## Description

Rackstuds Series II is a universal replacement for cage nuts, designed for 48.3 cm rack configurations. These advanced mounting solutions increase efficiency by 30% and provide a smoother installation process. The red R20 Rack Mount Solution II package includes 20 cage nuts and screws, suitable for square-holed, vertical server rails. Rackstuds are durable, supporting over 200 kg, and preferred by data centers worldwide. With over 1.5 million units sold, Rackstuds eliminate the need for traditional nuts and bolts, making system maintenance faster and more efficient.

Review: Alles ok - Alles ok
Review: Still holding strong years later - Worked as a great alternative to regular cage nuts. Installation was way easier from the start, no fighting with a cage nut tool or worrying about them popping out mid-install. They've held up perfectly since going in, and years later they're still standing strong with no signs of loosening, rusting, or wearing out. If you've ever dealt with the hassle of traditional cage nuts, these are a genuine upgrade worth making. Reliable, low-maintenance, and clearly built to last

## Features

- ADVANCED RACK MOUNT SOLUTION: Upgrade your server rack with rackstuds, the universal replacement for traditional cage nuts and rack screws. Designed for 19" setups, these rack studs improve installation efficiency by 30%, providing a smoother, faster mounting process compared to old-fashioned cage nut methods. Perfect for all your server rack needs.
- HASSLE-FREE SETUP: Simplify your rack installation with rackstuds. Replace those frustrating rack mount screws and cage nuts with our tool-free solution that allows you to install your server rack rails and equipment in under 45 seconds. Just insert, secure, and tighten—it's that easy!
- DURABLE AND SECURE: Each rack stud supports over 44 lbs, keeping your server rack securely in place. These rack mount screws alternatives provide a solid hold on your rack rails, preventing equipment damage and electrical hazards. Ideal for heavy-duty server racks requiring maximum security.
- WORLDWIDE RELIABILITY: Trusted in data centers globally, rackstuds Series II are 30% stronger with longer threads for thicker server rack rails. With over 1.5 million units sold, our rack nuts and screws alternative is the proven choice for secure and efficient server rack setups.
- EFFICIENT SYSTEM MANAGEMENT: Optimize your server maintenance with rackstuds, eliminating the need for standard rack screws and nuts. This system simplifies your rack setup, allowing for faster installations on any rack rail or server rack, making system management easier and safer.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07W585S5B |
| Best Sellers Rank | #70,089 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #4 in Cage Nuts |
| Brand | Rackstuds |
| Color | Red |
| Colour | Red |
| Compatible Groove Diameter | 2.22 Millimeters |
| Customer Reviews | 4.6 out of 5 stars 1,355 Reviews |
| Fastener Type | Cage |
| Fastener type | Cage |
| Finish Types | Plastic |
| Finish type | Plastic |
| Item Diameter | 2.22 Millimeters |
| Item Weight | 0.08 Kilograms |
| Manufacturer | Rack Studs Limited |
| Material | Alloy Steel |
| Material Type | Alloy Steel |
| Model | Red |
| Number Of Items | 20 |
| Number of Packs | 20 |
| Number of Pieces | 20 |
| Outside Diameter | 2.22 Millimeters |
| Part Number | RSL2.2R20-S2 |
| Set Name | Rackstuds R20 Series II |
| Size | 20 Pack |
| Size Name | 20 Pack |
| Unit Count | 20 Count |

## Product Details

- **Brand:** Rackstuds
- **Colour:** Red
- **Size:** 20 Pack
- **Material:** Grivory
- **Compatible devices:** Server

## Images

![Rackstuds R20 Series II - Server Rack Screws 20 Pack | Cage Nut Replacement | Red 2.22mm/0.086" | A Faster, Easier Solution for Rack mounting Gear in 19" Racks with Square Punched Vertical Rails - Image 1](https://m.media-amazon.com/images/I/71RCiFZJboL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Customer Reviews

### ⭐⭐⭐⭐ Alles ok
*by S***N on 14 July 2025*

Alles ok

### ⭐⭐⭐⭐⭐ Still holding strong years later
*by J***S on 13 July 2026*

Worked as a great alternative to regular cage nuts. Installation was way easier from the start, no fighting with a cage nut tool or worrying about them popping out mid-install. They've held up perfectly since going in, and years later they're still standing strong with no signs of loosening, rusting, or wearing out. If you've ever dealt with the hassle of traditional cage nuts, these are a genuine upgrade worth making. Reliable, low-maintenance, and clearly built to last

### ⭐⭐⭐⭐⭐ Excellent Solution for Rack Mounting – Highly Recommend!
*by E***T on 3 October 2024*

I recently installed the Rackstuds - R20 Rack Mount, and I couldn’t be happier with my purchase! These rack studs provide a fantastic, tool-less solution for securing my equipment. The installation was incredibly straightforward—just push them into place, and you’re good to go! The build quality is impressive; they feel sturdy and reliable, giving me confidence that my gear is secure. The flexibility of being able to easily add or remove equipment without any hassle is a game-changer for my setup. I also appreciate how they minimize the risk of cross-threading, which can be a problem with traditional rack screws. Overall, I highly recommend the Rackstuds - R20 for anyone looking to simplify their rack mounting process. They’ve made my life so much easier, and I’ll definitely be purchasing more for future expansions!

## Frequently Bought Together

- Rackstuds - R20 II - Server Rack Screws for Server Rack Rails 19" Square Punched Vertical Rails, Perfect Cage Nut Replacement, Rack Nuts, Rack Studs Rack Mount Screws - Red 20-Pack 2.22mm/0.086
- Rackstuds - P20 Rack Mount II - Rack Screws for Server Rack Rails 19" Square Punched Vertical Rails, Perfect Cage Nut Replacement, Rack Nuts, Rack Studs Rack Mount Screws - Purple 3.2mm/0.126" 20-Pack
- Rackstuds DUO20 1RU Series II Rack Mount Solution - Effortless Alternative to Traditional Rack Screws and Cage Nuts & Server Rack Screws Ideal for Server Hardware Setup - 20-Pack, Universal Version

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**Shop now:** [https://www.desertcart.jp/products/336104692-rackstuds-r20-series-ii-server-rack-screws-20-pack-cage](https://www.desertcart.jp/products/336104692-rackstuds-r20-series-ii-server-rack-screws-20-pack-cage)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-09-07*