--- product_id: 689377930 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 - Red" brand: "d'addario" price: "¥4351" currency: JPY in_stock: true reviews_count: 5 category: "D'addario" url: https://www.desertcart.jp/products/689377930-daddario-flex-lock-strap-blocks-locks-straps-in-place-protect store_origin: JP region: Japan --- # Easy snap-on fit Secure strap lock No hardware 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 - Red **Brand:** d'addario **Price:** ¥4351 **Availability:** ✅ In Stock ## Summary > 🔒 Keep your guitar locked in and your vibe unlocked! ## 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 - Red by d'addario - **How much does it cost?** ¥4351 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/689377930-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 - • **Plug & Play Security:** Transforms any guitar strap into a locking strap in seconds—no tech skills needed. - • **Protect Your Investment:** Prevents accidental strap release, safeguarding your guitar during every performance. - • **Trusted by Pros Worldwide:** D’Addario’s industry-leading innovation ensures reliable, hassle-free strap protection. - • **Lock It Down, No Tools Required:** Snap-on design secures your strap instantly without any modifications or hardware. - • **Vibrant Red, Visible Confidence:** Bold red color adds a stylish pop while signaling pro-level gear care. ## Overview D'Addario Flex Lock Strap Blocks are a set of four snap-on strap locks designed to secure your guitar strap without any hardware changes or modifications. Easy to attach and highly reliable, these red blocks prevent accidental strap release, protecting your instrument and performance with a simple, tool-free solution. ## Description The Flex Lock Strap Block provides simple, secure protection against accidental strap release. This straightforward solution to an age-old issue gets the job done without any tools or invasive installations, protecting your prized possession in style. Review: Ideales - Funcionan bien y demás son muy bonitos Review: Sono fatti bene - Sono un po’ costosi ma fatti bene ## 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 | B0CH8F7PVJ | | Brand Name | D'Addario | | Colour | Red | | Customer Reviews | 4.7 out of 5 stars 112 Reviews | | Fastener Type | Snap | | Item Dimensions | 10 x 10 x 5 Centimeters | | Item Type Name | Guitar Strap Locks | | Manufacturer | D'Addario & Co Inc. | | Manufacturer Part Number | PW-FLSB-04RD | | Pattern | Solid | | Style Number | PW-FLSB-04RD | | UPC | 019954392406 | | number-of-items | 4 | ## 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 - Red - Image 1](https://m.media-amazon.com/images/I/61nRLYCqx3L.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 - Red - Image 2](https://m.media-amazon.com/images/I/715B8mbkCBL.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 - Red - Image 3](https://m.media-amazon.com/images/I/81D1+tap55L.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 - Red - Image 4](https://m.media-amazon.com/images/I/611gK-P09lL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Ideales *by R***A on 8 December 2025* Funcionan bien y demás son muy bonitos ### ⭐⭐⭐⭐⭐ Sono fatti bene *by A***O on 9 October 2025* Sono un po’ costosi ma fatti bene ### ⭐⭐⭐⭐⭐ D’Addario strap locks *by B***A on 16 September 2024* I will recommend that locks for every guitar you own. ## Frequently Bought Together - D'Addario Accessories Flex Lock Strap Blocks - Locks Straps In Place - Protect Your Instrument with No Modifications or Hardware - Easy to Attach - Set of 4 Blocks - Red - 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) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/689377930-daddario-flex-lock-strap-blocks-locks-straps-in-place-protect](https://www.desertcart.jp/products/689377930-daddario-flex-lock-strap-blocks-locks-straps-in-place-protect) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-08-24*