---
product_id: 272449408
title: "7900-7R-SR Boulder Mailbox, Red"
brand: "architectural mailboxes"
price: "£142.43"
currency: GBP
in_stock: true
reviews_count: 6
category: "Architectural Mailboxes"
url: https://www.desertcart.co.uk/products/272449408-7900-7r-sr-boulder-mailbox-red
store_origin: GB
region: United Kingdom
---

# Spacious 1280 cubic inch capacity Pre-drilled mounting holes for easy install Galvanized steel + powder coat corrosion resistance 7900-7R-SR Boulder Mailbox, Red

**Brand:** architectural mailboxes
**Price:** £142.43
**Availability:** ✅ In Stock

## Summary

> 📬 Elevate your curb appeal with the Boulder — where style meets strength!

## Quick Answers

- **What is this?** 7900-7R-SR Boulder Mailbox, Red by architectural mailboxes
- **How much does it cost?** £142.43 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/272449408-7900-7r-sr-boulder-mailbox-red)

## Best For

- architectural mailboxes enthusiasts

## Why This Product

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

## Key Features

- • **Customizable & Secure:** Embossed side panels for house numbers and reinforced door bracket for added rigidity and security.
- • **Effortless Installation:** Pre-drilled 4x10 inch mounting holes make upgrading your curb appeal a breeze.
- • **Sleek, Modern Statement Piece:** Contemporary design in bold red that elevates your home’s exterior and sparks compliments.
- • **Room for More Than Just Letters:** Generous 1280 cubic inch interior fits mail and small packages without looking bulky.
- • **Built to Last, Designed to Impress:** Galvanized steel with full powder coating inside & out for unbeatable rust resistance and longevity.

## Overview

The ARCHITECTURAL MAILBOXES 7900-7R-SR Boulder Mailbox combines modern aesthetics with durable galvanized steel construction, fully powder coated inside and out to resist corrosion. Its spacious 1280 cubic inch capacity accommodates mail and small packages, while pre-drilled mounting holes ensure easy installation. Featuring a reinforced door bracket and embossed panels for customization, this red post-mount mailbox is a stylish, long-lasting upgrade for any home.

## Description

The Boulder mailbox is fully powder coated in a brilliant red. It is modern in design yet blends with a multitude of architectural styles. Comes with a sleek cast aluminum pull that is fully powder-coated to match its steel flag. This post mount mailbox is fully powder coated inside and out to provide long life and resist the elements. If you are looking for refinement and functionality, the Boulder is your mailbox.

Review: Good product - Solid construction, great quality
Review: I’m super pleased with this mailbox. It’s larger than a typical mailbox without looking huge. Roomy enough for a few small packages & a pile of mail. The red color is perfect. I specifically bought this so I could tell people “it’s the one with the red mailbox” because our house is easy to miss. And it works great! You wouldn’t believe all the compliments I get for it. It fit right onto the same post I already had for my smaller mailbox. Easy to install. No rust so far after more than 1 year. Still looks brand new. Door works well, no problems. My vinyl stickers stuck really well. Great buy!

## Features

- Contemporary modern design with galvanized steel construction that is fully powder coated inside and out for added corrosion resistance and a cast aluminum pull
- Reinforced door bracket for added rigidity
- Mailbox is 8. 2 in. W x 10. 6 in. H x 20. 7 in. D and predrilled 4 in. x 10 in. mounting holes in floor allows for easy installation
- Embossed side panels provide a place for house numbers to be applied
- International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07L1GH61T |
| ASIN  | B07L1GH61T |
| Access Location | Front |
| Best Sellers Rank | #96,476 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #4 in Post-Mount Mailboxes |
| Brand Name | ARCHITECTURAL MAILBOXES |
| Capacity | 1280 Cubic Inches |
| Color | Red |
| Customer Reviews | 4.4 4.4 out of 5 stars (1,385) |
| Customer reviews | 4.4 4.4 out of 5 stars (1,385) |
| Date First Available  | 21 September 2023 |
| Global Trade Identification Number | 00832794007848 |
| Included Components | Mailbox |
| Is Discontinued By Manufacturer  | No |
| Item Dimensions D x W x H | 52.6D x 21.5W x 27H centimeters |
| Item Type Name | Mailbox |
| Item Weight | 2.33 Kilograms |
| Item model number  | 7900-7R-SR |
| Manufacturer | Architectural Mailboxes |
| Manufacturer  | Architectural Mailboxes |
| Material Type | Alloy Steel |
| Mounting Type | Post Mount |
| Product Dimensions  | 52.6 x 21.49 x 27 cm; 2.33 kg |
| Security Features | Hopper & Baffle |
| Style Name | Contemporary modern design |
| UPC | 832794007848 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** ARCHITECTURAL MAILBOXES
- **Colour:** Red
- **Included security features:** Hopper & Baffle
- **Material:** Alloy Steel
- **Mounting type:** Post Mount

## Images

![7900-7R-SR Boulder Mailbox, Red - Image 1](https://m.media-amazon.com/images/I/61cizpkvPoL.jpg)

## Available Options

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

## Questions & Answers

**Q: Will this work on top of a wooden post?**
A: Yes however an adapter plate might be required for installation. Our compatible 4x4 wood post adapter plate is item # 7540B-10.

**Q: Can it be painted if it fades?**
A: I definitely hope so because after 2 months my beautiful red mailbox is now a     Pepto Bismol PINK. I am planning to paint it red again. It is a great mailbox, looks nice, well made. But it is pink.  I am using a good enamel outdoor paint. But we all know that the sun will cause almost anything to fade after a while. Repaint it and enjoy it. If it fades again, repaint.

**Q: Where can I purchase the 4x4 adapter to mount to my existing wooden post?**
A: Adapter? If you have an existing 4x4 post erected, all you need to do is cut a 1”X 8” 20” long. Nail or screw it to the top of the 4x4 post and screw your mailbox on to the top board (predrilled mounting hole are on the side of the mailbox along the bottom edge

**Q: does this mailbox lock?**
A: No, this mailbox does not have a lock.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good product
*by T***Y on 13 December 2023*

Solid construction, great quality

### ⭐⭐⭐⭐⭐ Review
*by S***M on 19 June 2025*

I’m super pleased with this mailbox. It’s larger than a typical mailbox without looking huge. Roomy enough for a few small packages & a pile of mail. The red color is perfect. I specifically bought this so I could tell people “it’s the one with the red mailbox” because our house is easy to miss. And it works great! You wouldn’t believe all the compliments I get for it. It fit right onto the same post I already had for my smaller mailbox. Easy to install. No rust so far after more than 1 year. Still looks brand new. Door works well, no problems. My vinyl stickers stuck really well. Great buy!

### ⭐⭐⭐⭐⭐ Review
*by P***E on 15 August 2025*

Endlich ein Briefkasten der groß genug ist, auch kleine Päckchen aufzunehmen. Stabil gebaut, tolle Farbe und hat nicht jeder.

## Frequently Bought Together

- Architectural Mailboxes 7900-7R-SR Boulder Mailbox, Red
- Architectural Mailboxes 7516B-10 Pacifica In-Ground Steel Mailbox Post, Alloy Steel, One Size, Black
- Reflective Vinyl Mailbox Number Decals - Waterproof, Self-Adhesive, Classic Style (3" & 4")

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**Shop now:** [https://www.desertcart.co.uk/products/272449408-7900-7r-sr-boulder-mailbox-red](https://www.desertcart.co.uk/products/272449408-7900-7r-sr-boulder-mailbox-red)

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-05-16*