---
product_id: 271452676
title: "Sumnacon 2 Pcs Door Flush Bolt - 6 Inch Concealed Security Door Lock for French Doors,Composite Doors,Wood Doors,Double Doors,Dummy Doors,Brush Stainless Steel Finish"
brand: "sumnacon"
price: "$669"
currency: MXN
in_stock: true
reviews_count: 5
category: "Sumnacon"
url: https://www.desertcart.mx/products/271452676-sumnacon-2-pcs-door-flush-bolt-6-inch-concealed-security
store_origin: MX
region: Mexico
---

# 6-inch flush bolt length automatic holding spring solid stainless steel build Sumnacon 2 Pcs Door Flush Bolt - 6 Inch Concealed Security Door Lock for French Doors,Composite Doors,Wood Doors,Double Doors,Dummy Doors,Brush Stainless Steel Finish

**Brand:** sumnacon
**Price:** $669
**Availability:** ✅ In Stock

## Summary

> 🔐 Elevate your door security with sleek, silent strength!

## Quick Answers

- **What is this?** Sumnacon 2 Pcs Door Flush Bolt - 6 Inch Concealed Security Door Lock for French Doors,Composite Doors,Wood Doors,Double Doors,Dummy Doors,Brush Stainless Steel Finish by sumnacon
- **How much does it cost?** $669 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.mx](https://www.desertcart.mx/products/271452676-sumnacon-2-pcs-door-flush-bolt-6-inch-concealed-security)

## Best For

- sumnacon enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Crafted from heavy-duty, rustproof stainless steel ensuring years of reliable, corrosion-free performance.
- • **Effortless Operation:** Innovative lever switch with automatic holding spring offers smooth, tensioned locking and unlocking.
- • **Universal Compatibility:** Perfectly fits French, composite, wood, double, and dummy doors—upgrade your home’s security instantly.
- • **Hassle-Free Installation:** Includes rust-proof screws and strikes with clear instructions for quick, professional-grade setup.
- • **Seamless Security Integration:** Concealed flush bolt design blends perfectly with modern doors for a sleek, unobtrusive look.

## Overview

The Sumnacon 2 Pcs Door Flush Bolt is a 6-inch brushed stainless steel concealed lock designed for enhanced security on French, composite, wood, and double doors. Featuring an automatic holding spring and easy-to-use lever switch, it offers smooth, reliable locking. Its heavy-duty, rustproof construction and included installation hardware make it a durable, professional-grade solution for modern homes.

## Description

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.

Review: these were to replace an old set that broke after many years of use. Very happy to find the exact replacement.
Review: Bon produit!

## Features

- Flush bolt be used to secure the opening for composite door,French, patio, wood, double or other doors.This great small device features automatic holding spring to provide tension for both retracted and projected positions.It often be installed on inactive leaf of double door opening (top and bottom) to offer safety function.
- Our flush bolts are all machined from solid stainless steel for anti corrosive and rustproof,heavy duty and sturdy. Installing a flush bolt to make a nice addition to security of your home.
- Size : Length=6"(15cm), Width=0.79"(2cm), Depth = 0.67"(1.7cm); The interior part of the flush bolt is reinforced by screws to enhance stability and fluency of the structure. Install on inactive leaf of double door opening.
- Integrated design of the switch is easy for daily use,Say goodbye to the one with "push just ride and slide" type,this lever type with comfortable touching and concealed style will surely offer you enjoyable usage and match your modern decoration.
- Easy to install,comes with rust-proof screws and surface strikes for installation.Constructed from stainless steel,screws will provide extra strength to engage and interlock firmly so as to be immobile.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0773K3SX7 |
| ASIN  | B0773K3SX7 |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #60,273 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #255 in Door Latches & Bolts |
| Color | Silver |
| Customer Reviews | 4.6 4.6 out of 5 stars (1,196) |
| Customer reviews | 4.6 4.6 out of 5 stars (1,196) |
| Date First Available | 26 December 2017 |
| Date First Available  | 26 December 2017 |
| Finish | Brushed |
| Included components | screws, strikes, installation instructions |
| Is Discontinued By Manufacturer  | No |
| Item Package Quantity | 1 |
| Item Weight | 220 g |
| Item model number | ULSMC01023 |
| Item model number  | ULSMC01023 |
| Manufacturer | Sumnacon |
| Manufacturer  | Sumnacon |
| Material | Stainless Steel |
| Number Of Pieces | 2 |
| Package Dimensions | 15.9 x 3.99 x 2.39 cm; 220 g |
| Package Dimensions  | 15.9 x 3.99 x 2.39 cm; 220 g |
| Part number | ULSMC01023 |
| Size | 6 inch |
| Special Features | Automatic Holding Spring, Easy-to-Use Switch Design |

## Product Details

- **Brand:** Sumnacon
- **Lock type:** Flush Bolt
- **Material:** Stainless Steel
- **Recommended uses for product:** Securing residential doors (French, patio, wood, double, composite, dummy)
- **Special features:** Automatic Holding Spring, Easy-to-Use Switch Design

## Images

![Sumnacon 2 Pcs Door Flush Bolt - 6 Inch Concealed Security Door Lock for French Doors,Composite Doors,Wood Doors,Double Doors,Dummy Doors,Brush Stainless Steel Finish - Image 1](https://m.media-amazon.com/images/I/61DqAvA8feL.jpg)
![Sumnacon 2 Pcs Door Flush Bolt - 6 Inch Concealed Security Door Lock for French Doors,Composite Doors,Wood Doors,Double Doors,Dummy Doors,Brush Stainless Steel Finish - Image 2](https://m.media-amazon.com/images/I/61EOz3IYdZL.jpg)
![Sumnacon 2 Pcs Door Flush Bolt - 6 Inch Concealed Security Door Lock for French Doors,Composite Doors,Wood Doors,Double Doors,Dummy Doors,Brush Stainless Steel Finish - Image 3](https://m.media-amazon.com/images/I/61QTHaFzIzL.jpg)
![Sumnacon 2 Pcs Door Flush Bolt - 6 Inch Concealed Security Door Lock for French Doors,Composite Doors,Wood Doors,Double Doors,Dummy Doors,Brush Stainless Steel Finish - Image 4](https://m.media-amazon.com/images/I/61eWglscqFL.jpg)
![Sumnacon 2 Pcs Door Flush Bolt - 6 Inch Concealed Security Door Lock for French Doors,Composite Doors,Wood Doors,Double Doors,Dummy Doors,Brush Stainless Steel Finish - Image 5](https://m.media-amazon.com/images/I/61hE2dDbivL.jpg)

## Questions & Answers

**Q: Can this be installed in the active door of a steel french door?**
A: Yes, that's how I installed mine.

**Q: How does one even install these?**
A: I made a jig with plywood, then pin-nailed it to the doors edge. Set the depth and go at it. Last, clean up the corners with a chisel. Now you’re ready to install the locking mechanism.

**Q: Is the bolt stainless steel as well? screws? are all components stainless and suitable for outdoor use?**
A: Appears to be stainless steel.

**Q: Is this marine grade stainless steel for use on the coast?**
A: Cheap Chinese stainless steel. But for the price it should work

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by V***K on 17 February 2021*

these were to replace an old set that broke after many years of use. Very happy to find the exact replacement.

### ⭐⭐⭐⭐⭐ Review
*by C***. on 9 December 2025*

Bon produit!

### ⭐⭐⭐⭐⭐ Review
*by R***S on 29 June 2025*

item as described did the job well

## Frequently Bought Together

- Sumnacon 2 Pcs Door Flush Bolts - 6 Inch Concealed Security Door Locks for French Doors,Composite Doors,Wood Doors,Double Doors,Dummy Doors,Brush Stainless Steel Finish
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---

*Product available on Desertcart Mexico*
*Store origin: MX*
*Last updated: 2026-01-24*