--- product_id: 55556781 title: "Master Lock - (2) Keyed Alike Multi Purpose Padlocks w/ 4 Keys, 37NKA-2 w/BumpStop Technology" brand: "master lock" price: "£45.36" currency: GBP in_stock: true url: https://www.desertcart.co.uk/products/55556781-master-lock-2-keyed-alike-multi-purpose-padlocks-w-4 store_origin: GB region: United Kingdom --- # Keyed Alike BumpStop Tech Armored Shackle Master Lock - (2) Keyed Alike Multi Purpose Padlocks w/ 4 Keys, 37NKA-2 w/BumpStop Technology **Brand:** master lock **Price:** £45.36 **Availability:** ✅ In Stock ## Summary > 🔐 Lock It Down, Live Freely! ## Quick Answers - **What is this?** Master Lock - (2) Keyed Alike Multi Purpose Padlocks w/ 4 Keys, 37NKA-2 w/BumpStop Technology by master lock - **How much does it cost?** £45.36 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/55556781-master-lock-2-keyed-alike-multi-purpose-padlocks-w-4) ## Best For - master lock enthusiasts ## Why This Product - Trusted master lock brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **🔄 Versatile Use:** Fits standard hasps and coupler latches effortlessly. - • **🔑 Simplified Security:** Two padlocks, one key - ultimate convenience! - • **🔒 Advanced Protection:** BumpStop Technology for enhanced security. - • **🌧️ Weather-Resistant:** Perfect for all outdoor applications. - • **🛡️ Heavy-Duty Design:** Armored shackle guard resists cutting and sawing. ## Overview The Master Lock 37NKA-2 Keyed Alike Multi-Purpose Padlocks come as a set of two locks that share a single key for easy access. Featuring BumpStop Advanced Cylinder Technology, these locks provide superior security against unauthorized access. With a robust armored shackle guard and a versatile design suitable for various applications, they are perfect for outdoor use, ensuring your belongings are safe and secure. ## Description Master Lock - (2) Keyed Alike Multi Purpose Padlocks 37NKA-2 w/BumpStop Technology ## Features - This listing is for TWO (2) padlocks keyed alike (same key unlocks both) and four keys. These locks feature the BumpStop Advanced Cylinder Technology (for explanation see more product details below). The lock is also available with out Bump Stop Technology. Search 37KA in our storefront. - APPLICATION: These padlocks are ideal for all outdoor applications when needing multiple locks that utilize ONLY one key. The #37 latch lock works well on 1-7/8 and 2 inch couplers and on virtually all standard hasp applications. These locks have a removable shackle sleeve. Sleeve off - Secures coupler latches. Sleeve on - Works best with hasps. - TO FIT COUPLER LATCH: Remove the shackle sleeve. Shackle fits standard opening of 9/32" (7mm). Note that non-rigid shackle has enough play to fit virtually all coupler latches less than 7/8 wide. - IMPORTANT NOTE: If using this style lock on a trailers coupler latch please be aware it is NOT recommended for all 2-5/16 couplers. It will fit some 2-5/16 couplers, the exception being 2-5/16 couplers that have the latch partially recessed from the top surface of the coupler, or latches that are wider than 7/8. - SPECIFICATIONS: 3/4" (19mm) Armored Shackle Guard helps block bolt cutters. Revolving, case-hardened steel shackle sleeve resists cutting and sawing. ## Technical Specifications | Specification | Value | |---------------|-------| | Brand | Master Lock | | Special Feature | Key Lock | | Lock Type | Key Lock | | Material | Steel | | Recommended Uses For Product | Key Unlock | | Style | Modern | | Color | Silver | | Number of Pieces | 2, 4 | | Finish Type | Polished | | Included Components | 2 padlocks and 4 keys | | Controller Type | Hand Control | | Shape | Rectangular | | Control Method | App | | Manufacturer | Master Lock | | Item model number | 37NKA-2 | | Is Discontinued By Manufacturer | No | | Manufacturer Part Number | 37NKA-2 | | Special Features | Key Lock | ## Product Details - **Brand:** Master Lock - **Special Feature:** Key Lock - **Lock Type:** Key Lock - **Material:** Steel - **Recommended Uses For Product:** Key Unlock ## Images ![Master Lock - (2) Keyed Alike Multi Purpose Padlocks w/ 4 Keys, 37NKA-2 w/BumpStop Technology - Image 1](https://m.media-amazon.com/images/I/61ttsSvgXqL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - Master Lock - (2) Keyed Alike Multi Purpose Padlocks 37NKA-2 w/BumpStop Technology - Master Lock Magnum Heavy Duty Outdoor Padlock with Key, Weather Resistant Body and Cut Resistant Shackle make Lock Perfect for Fences, Gates, Sheds, M115XDLF - Master Lock - (1) High Security Pro Series Keyed Alike Padlock 6230NKALH w/BumpStop Technology --- ## 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.co.uk/products/55556781-master-lock-2-keyed-alike-multi-purpose-padlocks-w-4](https://www.desertcart.co.uk/products/55556781-master-lock-2-keyed-alike-multi-purpose-padlocks-w-4) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-05-18*