---
product_id: 570070692
title: "D'Addario Flex Lock Strap Blocks - Locks Straps In Place - Protect Your Instrument with No Modifications or Hardware - Easy to Attach - Set of 4 Blocks - Black"
brand: "d'addario"
price: "£6.61"
currency: GBP
in_stock: true
reviews_count: 13
category: "D'addario"
url: https://www.desertcart.co.uk/products/570070692-daddario-flex-lock-strap-blocks-locks-straps-in-place-protect
store_origin: GB
region: United Kingdom
---

# Protects your guitar effortlessly Locks straps securely No hardware or mods needed D'Addario Flex Lock Strap Blocks - Locks Straps In Place - Protect Your Instrument with No Modifications or Hardware - Easy to Attach - Set of 4 Blocks - Black

**Brand:** d'addario
**Price:** £6.61
**Availability:** ✅ In Stock

## Summary

> 🔒 Lock in your vibe, not your guitar’s style.

## Quick Answers

- **What is this?** D'Addario Flex Lock Strap Blocks - Locks Straps In Place - Protect Your Instrument with No Modifications or Hardware - Easy to Attach - Set of 4 Blocks - Black by d'addario
- **How much does it cost?** £6.61 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/570070692-daddario-flex-lock-strap-blocks-locks-straps-in-place-protect)

## Best For

- d'addario enthusiasts

## Why This Product

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

## Key Features

- • **Trusted by Pros:** D’Addario’s industry-leading innovation ensures your gear stays safe on stage and off.
- • **Lightweight & Discreet:** At just 10g, these blocks add security without bulk or distraction.
- • **Effortless Installation:** Snap-on design fits most straps in seconds, so you’re always performance-ready.
- • **Zero Guitar Modifications:** Clips on easily—no drilling, no screws, no damage to your instrument.
- • **Strap Security, Simplified:** Transforms any strap into a reliable locking system without extra tools or hardware.

## Overview

D'Addario Flex Lock Strap Blocks are a set of four lightweight plastic/rubber clips designed to secure guitar straps without any modifications or additional hardware. Easy to attach and compatible with most straps, they provide an affordable, no-fuss solution to prevent accidental strap release, protecting your instrument and performance with professional-grade reliability.

## Description

Free delivery and returns on eligible orders of £20 or more. Buy D'Addario Flex Lock Strap Blocks - Locks Straps In Place - Protect Your Instrument with No Modifications or Hardware - Easy to Attach - Set of 4 Blocks - Black at desertcart UK.

Review: Decent and functional - Good quality and value considering the expensive other options easy to assemble no problem with use and design ok too.
Review: Quality, solid product to help keep your guitar strap attached. - Good value for money, fits on Gibson and Fender guitars, its a quality rubber, is versatile and can be stretched, easy to use, remember to put on top of the strap, sometimes they can come off when playing, if your strap locks are too small.

## Features

- PROTECT YOUR GUITAR: D'Addario Flex Lock Strap Blocks–protecting your instrument and your performance. Turn your favorite guitar strap into a locking guitar strap.
- NO ADDITIONAL HARDWARE: Affordable strap lock solution without the need to replace any hardware. Strap security at a low cost without needing to mod your guitar.
- NO MODIFICATIONS: Without need of modification, the Flex Lock Strap Block clips onto your guitar strap to prevent your strap from releasing accidentally.
- EASY TO ATTACH: Snap on top of any Guitar Strap for a secure fit
- D’ADDARIO ACCESSORIES - D’Addario Accessories (formerly Planet Waves) has been leading the industry in innovative and problem-solving products that serve musicians worldwide.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CH8GD2Q7 |
| Best Sellers Rank | 254 in Musical Instruments & DJ ( See Top 100 in Musical Instruments & DJ ) 2 in Strap Locks |
| Body Material | Plastic/Rubber |
| Colour | Black |
| Customer Reviews | 4.6 4.6 out of 5 stars (1,424) |
| Date First Available | 15 Sept. 2023 |
| Item Weight | 10 g |
| Item model number | PW-FLSB-04BK |
| Material Type | Plastic |
| Product Dimensions | 10 x 10 x 5 cm; 10 g |

## Images

![D'Addario Flex Lock Strap Blocks - Locks Straps In Place - Protect Your Instrument with No Modifications or Hardware - Easy to Attach - Set of 4 Blocks - Black - Image 1](https://m.media-amazon.com/images/I/61s+R59XfkL.jpg)
![D'Addario Flex Lock Strap Blocks - Locks Straps In Place - Protect Your Instrument with No Modifications or Hardware - Easy to Attach - Set of 4 Blocks - Black - Image 2](https://m.media-amazon.com/images/I/71oZPZoSJoL.jpg)
![D'Addario Flex Lock Strap Blocks - Locks Straps In Place - Protect Your Instrument with No Modifications or Hardware - Easy to Attach - Set of 4 Blocks - Black - Image 3](https://m.media-amazon.com/images/I/81CKFgf4XrL.jpg)
![D'Addario Flex Lock Strap Blocks - Locks Straps In Place - Protect Your Instrument with No Modifications or Hardware - Easy to Attach - Set of 4 Blocks - Black - Image 4](https://m.media-amazon.com/images/I/51i2uH9bVkL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Decent and functional
*by M***X on 12 February 2026*

Good quality and value considering the expensive other options easy to assemble no problem with use and design ok too.

### ⭐⭐⭐⭐⭐ Quality, solid product to help keep your guitar strap attached.
*by D***N on 5 May 2026*

Good value for money, fits on Gibson and Fender guitars, its a quality rubber, is versatile and can be stretched, easy to use, remember to put on top of the strap, sometimes they can come off when playing, if your strap locks are too small.

### ⭐⭐⭐⭐⭐ Cheap and do the job!
*by P***N on 30 March 2026*

Great, cheap and do the job, when you’re swinging your axe around like Townsend! Well in front of the mirror anyway! Thankyou! Best Paul👍

## Frequently Bought Together

- D'Addario Flex Lock Strap Blocks - Locks Straps In Place - Protect Your Instrument with No Modifications or Hardware - Easy to Attach - Set of 4 Blocks - Black
- D'Addario Dual-Lock Guitar Strap Lock - Guitar Strap Locks Set - Protect Your Instrument with No Modifications or Hardware - Secures Cables - Easy to Attach - 1 Pair,Black
- Ernie Ball Polypro Guitar Strap, Black (P04037)

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**Shop now:** [https://www.desertcart.co.uk/products/570070692-daddario-flex-lock-strap-blocks-locks-straps-in-place-protect](https://www.desertcart.co.uk/products/570070692-daddario-flex-lock-strap-blocks-locks-straps-in-place-protect)

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-05-15*