---
product_id: 585684178
title: "Zinus 7 Inch California King Metal Smart Box Spring with Quick Assembly, Mattress Foundation, Strong Metal Frame, Easy Assembly"
brand: "zinus"
price: "€ 837.06"
currency: EUR
in_stock: true
category: "Zinus"
url: https://www.desertcart.gr/products/585684178-zinus-7-inch-california-king-metal-smart-box-spring-quick
store_origin: GR
region: Greece
---

# Compact all-in-one packaging Supports up to 700 lbs Tool-free quick assembly Zinus 7 Inch California King Metal Smart Box Spring with Quick Assembly, Mattress Foundation, Strong Metal Frame, Easy Assembly

**Brand:** zinus
**Price:** € 837.06
**Availability:** ✅ In Stock

## Summary

> 🛏️ Elevate your sleep game with effortless strength and style!

## Quick Answers

- **What is this?** Zinus 7 Inch California King Metal Smart Box Spring with Quick Assembly, Mattress Foundation, Strong Metal Frame, Easy Assembly by zinus
- **How much does it cost?** € 837.06 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/585684178-zinus-7-inch-california-king-metal-smart-box-spring-quick)

## Best For

- zinus enthusiasts

## Why This Product

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

## Key Features

- • **California King Ready:** Tailored perfectly for California King mattresses, giving your luxury bed the foundation it deserves.
- • **Sleep with Confidence:** Backed by a 5-year limited warranty, this foundation is built to last and keep you worry-free.
- • **Space-Smart Packaging:** All parts and instructions arrive in one compact box—no extra trips, no missing pieces.
- • **Rock-Solid Steel Frame:** Durable steel construction supports up to 700 lbs, ensuring your mattress stays perfectly stable night after night.
- • **Effortless Setup in Minutes:** Tool-free locking brackets mean no fumbling with bolts—get your foundation ready faster than your morning coffee.

## Overview

The Zinus 7 Inch California King Metal Smart Box Spring combines a durable steel frame with innovative tool-free assembly, supporting up to 700 lbs. Designed for quick setup and compact shipping, it offers a dependable mattress foundation backed by a 5-year limited warranty—perfect for millennials who value efficiency, durability, and peace of mind.

## Description

As the backbone for solid mattress support, a box spring that falls short can make or break your night’s sleep. We developed the Smart BoxSpring® with unbeatable durability and rock-solid stability to keep your mattress in shape for years to come. And our latest quick assembly version gives you total confidence when it comes to setup, requiring fewer bolts and ingeniously designed with easy to use, tool-free brackets. With our simple, step-by-step instructions on hand, you’ll have this foundation built and ready to use within minutes. Built with a strong and durable steel frame and a versatile poly jacquard cover that slips right on, the Smart BoxSpring® is the picture of dependability for any mattress. All packed in a compact shipping box with everything included, even our 5-year worry free warranty! Now that’s peace of mind you can sleep on.

## Features

- STRONG, DEPENDABLE, AND READY IN NO TIME - As if its ultra-durable steel structure and convenient packaging weren’t impressive enough, our original Smart BoxSpring has been given a quick-assembly upgrade
- DURABLY ENGINEERED - Durable steel is used to construct the inside framework of this foundation; twin/twin xl sizes support a maximum weight capacity of 350 lbs, while all other sizes can support up to 700 lbs
- EASIER THAN EVER ASSEMBLY - With fewer bolts and tool-free locking brackets for intuitive setup, assembly takes only minutes to complete
- THOUGHTFULLY PACKAGED - All parts and instructions are packed into one compact box that ships straight to your door
- Worry-free 5 year limited warranty included; box spring only, a bed frame or platform bed is required to support this foundation and is sold separately

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09XM7R263 |
| Assembly Instructions Description | Easy to follow, included |
| Best Sellers Rank | #39,657 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #21 in Box Springs |
| Brand Name | Zinus |
| Color | Grey |
| Compatible With Mattress Size | California King |
| Customer Reviews | 3.9 3.9 out of 5 stars (1,576) |
| Finish Types | Steel |
| Form Factor | Box Spring |
| Furniture Finish | Grey |
| Global Trade Identification Number | 00841550325379 |
| Included Components | Steel Frame, Cover |
| Item Depth | 7 inches |
| Item Dimensions | 83 x 71.5 x 7 inches |
| Item Dimensions L x W x H | 83"L x 71.5"W x 7"H |
| Item Type Name | Box Spring |
| Item Weight | 43.8 pounds |
| Manufacturer | Zinus |
| Manufacturer Part Number | ZU-ABS-7CS |
| Manufacturer Warranty Description | Worry-free 5 year limited warranty included. |
| Material Type | Fabric, Steel |
| Maximum Weight Recommendation | 700 pounds |
| Model Number | ZU-ABS-7CS |
| Number of Items | 1 |
| Number of Packs | 1 |
| Other Special Features of the Product | Durable |
| Set Name | Size and Style Set |
| Shape | Rectangular |
| Size | California King |
| Style Name | 7 inch |
| UPC | 841550325379 |
| Unit Count | 1 Count |

## Product Details

- **Material:** Fabric, Steel
- **Product Dimensions:** 83"L x 71.5"W x 7"H
- **Size:** California King
- **Special Feature:** Durable
- **Style:** 7 inch

## Images

![Zinus 7 Inch California King Metal Smart Box Spring with Quick Assembly, Mattress Foundation, Strong Metal Frame, Easy Assembly - Image 1](https://m.media-amazon.com/images/I/61e4dd+fl8L.jpg)
![Zinus 7 Inch California King Metal Smart Box Spring with Quick Assembly, Mattress Foundation, Strong Metal Frame, Easy Assembly - Image 2](https://m.media-amazon.com/images/I/31UsdV5y4rL.jpg)
![Zinus 7 Inch California King Metal Smart Box Spring with Quick Assembly, Mattress Foundation, Strong Metal Frame, Easy Assembly - Image 3](https://m.media-amazon.com/images/I/51w1wMJF6WL.jpg)
![Zinus 7 Inch California King Metal Smart Box Spring with Quick Assembly, Mattress Foundation, Strong Metal Frame, Easy Assembly - Image 4](https://m.media-amazon.com/images/I/41X+Gt-gRGL.jpg)
![Zinus 7 Inch California King Metal Smart Box Spring with Quick Assembly, Mattress Foundation, Strong Metal Frame, Easy Assembly - Image 5](https://m.media-amazon.com/images/I/511nYlnW86L.jpg)

## Available Options

This product comes in different **Pattern, Size, Style** options.

## Questions & Answers

**Q: Are any tools required to assemble my box spring?**
A: Yes, just a few! But this box spring is shipped with everything you need to assemble it - all parts, tools and instructions can be found efficiently packed in the shipping box.

**Q: Does this box spring require a bed frame?**
A: A basic metal bed frame or platform bed (sold separately) is required to support this box spring. Add your mattress, and you’ve got the dynamic trio for rock solid support.

**Q: What kind of mattress can this box spring support?**
A: Our box springs are designed to do it all. Rest your memory foam, latex or spring mattress on top for smooth snoozing.

**Q: What is the distance between slats?**
A: For Twin and Full sizes, spacing is 6.3 inches. For Twin XL, Queen and King sizes, spacing is 6.7 inches. For California King size, spacing is 7.2 inches.

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*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-09-12*