---
product_id: 770769931
title: "Dual Lock Fastener 1in x 2in Heavy Duty Mounting Tape, 10PCS Reclosable Self Mating Fastener SJ3550 400 Black for Indoor/Outdoor"
brand: "upwoktem"
price: "€ 2.66"
currency: EUR
in_stock: false
url: https://www.desertcart.fi/products/770769931-dual-lock-fastener-1in-x-2in-heavy-duty-mounting-tape
store_origin: FI
region: Finland
---

# Withstands up to 220°F (104°C) 250 stems/in² for ultra-strong grip Reclosable up to 1,000 times Dual Lock Fastener 1in x 2in Heavy Duty Mounting Tape, 10PCS Reclosable Self Mating Fastener SJ3550 400 Black for Indoor/Outdoor

**Brand:** upwoktem
**Price:** € 2.66
**Availability:** ❌ Out of Stock

## Summary

> 🔗 Lock it. Load it. Love it. The ultimate fastener for pros who demand more.

## Quick Answers

- **What is this?** Dual Lock Fastener 1in x 2in Heavy Duty Mounting Tape, 10PCS Reclosable Self Mating Fastener SJ3550 400 Black for Indoor/Outdoor by upwoktem
- **How much does it cost?** € 2.66 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/770769931-dual-lock-fastener-1in-x-2in-heavy-duty-mounting-tape)

## Best For

- upwoktem enthusiasts

## Why This Product

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

## Key Features

- • **Long-Lasting Hold:** Special adhesive backing ensures a stable, durable grip that won’t let go.
- • **Built for Extremes:** Handles heat up to 220°F and outdoor conditions without losing hold.
- • **Mushroom Power Grip:** Interlocking mushroom-shaped stems deliver 5X the strength of traditional hook-and-loop fasteners.
- • **Tool-Free Instant Bond:** No screws or mess—just press and secure in seconds for damage-free attachment.
- • **Versatile Mounting Master:** Perfect for indoor/outdoor use—garage, RV, drones, or creative projects, it organizes and secures with style.

## Overview

The UPwoktem 3M SJ3550 Dual Lock Fastener is a heavy-duty, reclosable mounting tape featuring 250 interlocking mushroom-shaped stems per square inch, delivering a tensile strength of 40KG/m². Designed for indoor and outdoor use, it withstands temperatures up to 220°F and offers up to 1,000 closure cycles, providing a durable, tool-free, damage-free fastening solution ideal for professional and creative applications.

## Description



## Features

- 【3M SJ3550 Dual Lock 400 Reclosable Fastener】: The 3M Dual Lock Fastener itself is a reclosable fastening system featuring interlocking mushroom-shaped stems, offering a strong bond when pressed together. There are 250 stems per square inch, an engaged thickness of 0.23 inches (230 mils) and a closure life of 1,000. Tensile Strength - 40KG(88LB)/m².
- 【Designed for Tough Applications】: Type 250 stem density fasteners can mate to type 170, 250 or 400 fasteners (the higher the combined number the greater the closure strength). Interlocking self-mating mushroom-shaped heads have 5X the tensile strength of hook-and-loop products. The rated temperature of car and truck windshields is (220 ° F/104 ° C)
- 【Damage-Free Instant Attachment】: 3M Dual Lock Clear Reclosable Fastener offers advanced closure alternatives to screws, snaps, hooks, bolts and more! No tools, no mess, just a firm bond in seconds. Suitable for use in various environments. Ideal choice for removable components.
- 【Build to last】: Dual lock adopts a special adhesive adhesive on the back, providing a stable and long-lasting grip effect.
- 【Use It Anywhere】: With heavy-duty strength and water resistance, these fasteners make the ultimate organization tool for mounting, hanging, storing, or securing items indoors or outdoors. Garage, RV, laundry room, car, drone accessories, etc

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | UPwoktem |
| Model Number | SJ3550 |
| Colour | Black |
| Product Dimensions | 5.08 x 2.54 x 0.25 cm; 18 g |
| Material | Nylon |
| Item Weight | 18 g |

## Product Details

- **Brand:** UPwoktem
- **Colour:** Black
- **Material:** Nylon
- **Size:** medium
- **Style:** Compact

## Images

![Dual Lock Fastener 1in x 2in Heavy Duty Mounting Tape, 10PCS Reclosable Self Mating Fastener SJ3550 400 Black for Indoor/Outdoor - Image 1](https://m.media-amazon.com/images/I/71g5CxKNs-L.jpg)
![Dual Lock Fastener 1in x 2in Heavy Duty Mounting Tape, 10PCS Reclosable Self Mating Fastener SJ3550 400 Black for Indoor/Outdoor - Image 2](https://m.media-amazon.com/images/I/81Rx-xl87lL.jpg)
![Dual Lock Fastener 1in x 2in Heavy Duty Mounting Tape, 10PCS Reclosable Self Mating Fastener SJ3550 400 Black for Indoor/Outdoor - Image 3](https://m.media-amazon.com/images/I/71HlVvKFs9L.jpg)
![Dual Lock Fastener 1in x 2in Heavy Duty Mounting Tape, 10PCS Reclosable Self Mating Fastener SJ3550 400 Black for Indoor/Outdoor - Image 4](https://m.media-amazon.com/images/I/71qDeE6aFaL.jpg)
![Dual Lock Fastener 1in x 2in Heavy Duty Mounting Tape, 10PCS Reclosable Self Mating Fastener SJ3550 400 Black for Indoor/Outdoor - Image 5](https://m.media-amazon.com/images/I/7101qHOXlcL.jpg)

## Frequently Bought Together

- Dual Lock Reclosable Fastener, EZ Pass Holder, 1'' x 2'' Heavy Duty Mounting Tape, 10PCS Reclosable Self Mating Interlocking Tape SJ3550 400 Black for Indoor/Outdoor
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**Shop now:** [https://www.desertcart.fi/products/770769931-dual-lock-fastener-1in-x-2in-heavy-duty-mounting-tape](https://www.desertcart.fi/products/770769931-dual-lock-fastener-1in-x-2in-heavy-duty-mounting-tape)

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*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-02-11*