---
product_id: 27481492
title: "21 in. Soft Close Full Extension Undermount Drawer Slides 85 lb Capacity"
brand: "custom service hardware"
price: "€ 84.83"
currency: EUR
in_stock: true
url: https://www.desertcart.gr/products/27481492-21-in-soft-close-full-extension-undermount-drawer-slides-85
store_origin: GR
region: Greece
---

# 21 in length Under mount design 85 lb capacity 21 in. Soft Close Full Extension Undermount Drawer Slides 85 lb Capacity

**Brand:** custom service hardware
**Price:** € 84.83
**Availability:** ✅ In Stock

## Summary

> 🔒 Slide into Serenity with Every Drawer!

## Quick Answers

- **What is this?** 21 in. Soft Close Full Extension Undermount Drawer Slides 85 lb Capacity by custom service hardware
- **How much does it cost?** € 84.83 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/27481492-21-in-soft-close-full-extension-undermount-drawer-slides-85)

## Best For

- custom service hardware enthusiasts

## Why This Product

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

## Key Features

- • **Easy Installation:** Mounts effortlessly under drawer boxes, making upgrades a breeze.
- • **Durable Construction:** Crafted with high-quality materials for long-lasting performance.
- • **Robust Weight Support:** Handles up to 85 lbs, perfect for your heaviest drawers.
- • **Versatile Compatibility:** Designed for both face frame and frameless cabinets, fitting seamlessly into your space.
- • **Smooth & Silent Operation:** Experience the luxury of soft-close technology that ensures a gentle, noise-free closure.

## Overview

The 21 in. Soft Close Full Extension Undermount Drawer Slides are engineered for optimal performance, supporting up to 85 lbs with a sleek under-mount design. Perfect for both face frame and frameless cabinets, these slides offer a smooth, silent operation and are easy to install, making them an essential upgrade for any modern kitchen or workspace.

## Description

21 in. Soft Close Full Extension Undermount Drawer Slides 85 lb Capacity

## Features

- Designed for use with 1/2 in. and 5/8 in. drawer box sides (Not designed for 3/4 in. drawer box sides)
- Drawer slide can be mounted under drawer boxes with a length of 21 in.
- Minimum/Maximum Cabinet Depth 21-7/8 in. - 23-3/4 in.
- Full extension undermount ball bearing slide with built-in soft closed mechanism can be used for face frame and frameless cabinets
- 85 lbs. static weight capacity
- Screws Not included

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Custom Service Hardware |
| Part Number | 39.3300.21 |
| Item Weight | 3 pounds |
| Product Dimensions | 21 x 2 x 2 inches |
| Country of Origin | China |
| Item model number | 39.3300.21 |
| Is Discontinued By Manufacturer | No |
| Color | Chromate |
| Item Package Quantity | 2 |
| Maximum Weight Capacity | 85 Pounds |
| Mounting Type | Under Mount |
| Included Components | Comes as a Combo Set |
| Batteries Included? | No |
| Batteries Required? | No |

## Images

![21 in. Soft Close Full Extension Undermount Drawer Slides 85 lb Capacity - Image 1](https://m.media-amazon.com/images/I/519Fb1jpaLL.jpg)

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**Shop now:** [https://www.desertcart.gr/products/27481492-21-in-soft-close-full-extension-undermount-drawer-slides-85](https://www.desertcart.gr/products/27481492-21-in-soft-close-full-extension-undermount-drawer-slides-85)

---

*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-04-26*