--- product_id: 158066896 title: "CZC AUTO Black Trailer Hitch Coupler Lock, Dia 1/4 Inch, 3/4 Inch Span" brand: "czc auto" price: "€ 14.50" currency: EUR in_stock: true reviews_count: 13 category: "Czc Auto" url: https://www.desertcart.pt/products/158066896-czc-auto-black-trailer-hitch-coupler-lock-dia-1-4 store_origin: PT region: Portugal --- # 1/4 inch diameter steel pin 3/4 inch effective locking span Black electrophoretic corrosion-resistant coating CZC AUTO Black Trailer Hitch Coupler Lock, Dia 1/4 Inch, 3/4 Inch Span **Brand:** czc auto **Price:** € 14.50 **Availability:** ✅ In Stock ## Summary > 🔐 Lock in peace of mind, unlock your freedom. ## Quick Answers - **What is this?** CZC AUTO Black Trailer Hitch Coupler Lock, Dia 1/4 Inch, 3/4 Inch Span by czc auto - **How much does it cost?** € 14.50 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/158066896-czc-auto-black-trailer-hitch-coupler-lock-dia-1-4) ## Best For - czc auto enthusiasts ## Why This Product - Trusted czc auto brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Withstand:** High-strength steel core with corrosion-proof black coating for long-lasting durability. - • **Compact Yet Mighty:** Small size fits easily in your pocket or vehicle, ready to secure on the go. - • **Effortless Operation:** Spin the flat key 5-7 times to lock or unlock—security without the hassle. - • **Precision Security Fit:** 1/4 inch diameter with 3/4 inch span ensures a snug, tamper-resistant lock. - • **Universal Trailer Protection:** Perfect for boats, RVs, trucks, and cars—your all-in-one hitch security solution. ## Overview The CZC AUTO Black Trailer Hitch Coupler Lock features a robust 1/4 inch diameter steel pin with a 3/4 inch locking span, designed for a secure, tamper-resistant fit. Its compact size and corrosion-resistant black electrophoretic coating make it durable and easy to carry. Ideal for securing trailers, boats, RVs, and trucks, this lock offers effortless operation with a simple key spin and is backed by a 12-month warranty and 30-day money-back guarantee. ## Description Buy CZC AUTO Black Trailer Hitch Coupler Lock, Dia 1/4 Inch, 3/4 Inch Span | For Tow Boat RV Truck Car's Coupler, 1 Pack: Hitch Locks - desertcart.com ✓ FREE DELIVERY possible on eligible purchases Review: Great Antitheft Lock - Works well for my trailer. It is just the right size, seems very durable and resistant to theft. Is very easy to put on and can be used for may other uses! Review: Secure Your Peace of Mind: CZC AUTO Trailer Hitch Coupler Lock Delivers - When it comes to protecting my trailer and valuables during travel, I rely on the CZC AUTO Black Trailer Hitch Coupler Lock, and it hasn't disappointed. This little device packs a punch in terms of security and peace of mind. First and foremost, the construction of this coupler lock is solid. The 1/4 inch diameter coupled with the 3/4 inch span ensures a snug fit, providing a robust barrier against theft or unauthorized access. I appreciate the attention to detail in its design, which gives me confidence in its ability to withstand any attempts at tampering or forced entry. Installation is a breeze with this hitch coupler lock. The straightforward process means I can quickly and easily secure my trailer hitch without any hassle or frustration. It's a simple yet effective solution that adds an extra layer of security to my towing setup. What I love most about this product is its versatility. Whether I'm towing a boat, RV, or any other trailer, this coupler lock fits the bill perfectly. It's a versatile tool that provides maximum protection no matter what I'm hauling. ## Features - CZC AUTO Trailer Hitch Coupler Locking Pin Design：1/4 Inch diameter tongue lock pin with effective length 3/4 Inch. Small size for easy carrying. Keeping the coupler lock in your pocket or vehicle anywhere that is fine. Please verify dimension and length of the pin you want before purchasing our coupler hitch lock pin. - How To Operate Our Trailer Tongue Coupler Lock: Spinning the flat key 5-7 times to open or close the hitch lock. - Security Of Our Coupler Locking Pin: This trailer lock is made of high-strength steel to deter theft. The hitch lock is coated with black electrophoretic paint to prevent corrosion. - Coupler Locking Hitch Pin's Application: Tow Trailer Boat RV Truck Car - CZC AUTO, a reliable brand in Hitch Sercurity Industry, we offer 30-day money-back for any reason, 12-month warranty for quality-related issues. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07VGX5494 | | Best Sellers Rank | #2,467 in Automotive ( See Top 100 in Automotive ) #10 in Towing Hitch Locks | | Brand | CZC AUTO | | Customer Reviews | 4.6 4.6 out of 5 stars (8,823) | | Date First Available | July 18, 2019 | | Item Weight | 5.6 ounces | | Manufacturer | CZC AUTO | | Manufacturer Part Number | 11410 | | Product Dimensions | 1.73 x 0.87 x 1.81 inches | | Voltage | 12 Volts | ## Images ![CZC AUTO Black Trailer Hitch Coupler Lock, Dia 1/4 Inch, 3/4 Inch Span - Image 1](https://m.media-amazon.com/images/I/61MXrdBrNTL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Questions & Answers **Q: Are these locks keyed the same so that one key works in both locks?** A: They are both keyed the same. **Q: Does the 4 pack come keyed alike,and how many keys come with a 4pack?** A: Yes. The keys of the 4 pack are keyed alike. They are 8 keys in all. **Q: Would these work with a pelican case?** A: It should, as long as there is room for the locking portion of the lock on the case **Q: Will this lock fit a jetski single trailer?** A: This item did not fit my trailer hitch. The post was to short. Thus, I did not use it. Hitch is on a 24 foot travel trailer. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great Antitheft Lock *by A***R on July 21, 2026* Works well for my trailer. It is just the right size, seems very durable and resistant to theft. Is very easy to put on and can be used for may other uses! ### ⭐⭐⭐⭐⭐ Secure Your Peace of Mind: CZC AUTO Trailer Hitch Coupler Lock Delivers *by B***. on June 2, 2024* When it comes to protecting my trailer and valuables during travel, I rely on the CZC AUTO Black Trailer Hitch Coupler Lock, and it hasn't disappointed. This little device packs a punch in terms of security and peace of mind. First and foremost, the construction of this coupler lock is solid. The 1/4 inch diameter coupled with the 3/4 inch span ensures a snug fit, providing a robust barrier against theft or unauthorized access. I appreciate the attention to detail in its design, which gives me confidence in its ability to withstand any attempts at tampering or forced entry. Installation is a breeze with this hitch coupler lock. The straightforward process means I can quickly and easily secure my trailer hitch without any hassle or frustration. It's a simple yet effective solution that adds an extra layer of security to my towing setup. What I love most about this product is its versatility. Whether I'm towing a boat, RV, or any other trailer, this coupler lock fits the bill perfectly. It's a versatile tool that provides maximum protection no matter what I'm hauling. ### ⭐⭐⭐⭐⭐ Works just fine. *by S***E on July 14, 2026* Very easy to work with, comes with 2 keys as well. Seems very sturdy and hard to break into. It works like a screw, so it can adjust to different widths. Built with strong weatherproof metal. ## Frequently Bought Together - CZC AUTO Black Trailer Hitch Coupler Lock, Dia 1/4 Inch, 3/4 Inch Span for Tow Boat RV Truck Car's Coupler (1 Pack, Black) - Master Lock 379ATPY Universal Trailer Hitch Lock , Black - Rhino USA Trailer Hitch Pin (2 Inch) Patented 5/8" Locking Receiver Hitch Pins for Class III IV Hitches - Weatherproof Anti-Theft Lockable Pin with Debris Protection - Used to Tow Truck, etc - Black --- ## 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.pt/products/158066896-czc-auto-black-trailer-hitch-coupler-lock-dia-1-4](https://www.desertcart.pt/products/158066896-czc-auto-black-trailer-hitch-coupler-lock-dia-1-4) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-08-23*