--- product_id: 461416842 title: "4PACK Gate Hinge, Heavy Duty (7\"), Weld-On Install, Wood/Metal Fence - Black" brand: "mattin" price: "HK$1163" currency: HKD in_stock: true reviews_count: 8 category: "Mattin" url: https://www.desertcart.hk/products/461416842-4pack-gate-hinge-heavy-duty-7-weld-on-install-wood store_origin: HK region: Hong Kong --- # Durable matte black steel Smooth ball bearing action 900 lbs load capacity 4PACK Gate Hinge, Heavy Duty (7"), Weld-On Install, Wood/Metal Fence - Black **Brand:** mattin **Price:** HK$1163 **Availability:** ✅ In Stock ## Summary > 🖤 Heavy-Duty Hinges That Hold Your Gate—and Your Reputation—Firmly in Place ## Quick Answers - **What is this?** 4PACK Gate Hinge, Heavy Duty (7"), Weld-On Install, Wood/Metal Fence - Black by mattin - **How much does it cost?** HK$1163 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/461416842-4pack-gate-hinge-heavy-duty-7-weld-on-install-wood) ## Best For - mattin enthusiasts ## Why This Product - Trusted mattin brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Versatile Fit:** Perfect for driveway, metal, trailer, and swing gates—your all-in-one hinge solution. - • **Weld-On Security:** Designed for professional weld-on installation to guarantee maximum stability. - • **Unmatched Strength:** Supports up to 900 lbs per pair for the heaviest gates. - • **Effortless Movement:** Built-in ball bearings with grease zerk fittings for whisper-quiet operation. - • **Sleek & Rust-Resistant:** Matte black finish ensures long-lasting corrosion protection. ## Overview The MATTIN 4-pack heavy-duty 7-inch gate hinges are crafted from thick, matte black steel with a rust-resistant finish. Each pair supports up to 900 lbs, featuring smooth ball bearing pivots with grease zerk fittings for maintenance-free, silent operation. Designed for weld-on installation, these hinges are ideal for large wood or metal gates including driveway, trailer, and swing gates, delivering professional-grade durability and stability. ## Description Product description MATTIN HINGES are an ideal solution for your gates. FIX and PREVENT the gate from SAGGING . STABILIZE the gate in both indoor and outdoor conditions. Increase LONGER LIFETIME for your doors. DURABLE MATERIAL and SMOOTH OPERATION INSTALLATION TIPS Place the location of the hinge on the door Remove the paint covering the hinges before welding You will see a steel ball bearing and that is what the pinned side of the hinge rides on. There is a nipple that is for applying grease to keep things smooth. Weld on hinges. Pre-painted to keep these hinges from rusting and in place for long time The hinge was made from durable thick steel with a matte black finish which can help to lengthen the lifespan of products and anti-rust features. It can work perfectly in both indoor and outdoor conditions. There is a ball bearing in excellent shape that can help with movement between the two joints which allows them to operate smoothly and without any squeak noises. KEY FEATURES DIMENSION 1.4 inches W x 7 inch L ( 2 pairs) x 1.4 inch H The thickness of the plates is 0.3”. Pin diameter: 0,472 inches. FULL PACKAGE (set of 4) 1 piece Include 1 male barrel, 1 female barrel, steel ball, and grease zerk fittings. HEAVY-DUTY DESIGN They are a very solid set of weldable hinges. These hinges can hold up to 900 lbs capacity per pair. WIDELY APPLY: suitable for many kinds of big and heavy gates: driveway gates, metal gates, trailer gates, swing gates, etc. Review: Great idea - Great hinge but too big for my purpose, had to return it. Review: I use them on their trailer for a door hinge on the ramp portion - I got these to replace some busted hinges on a toy hauler style trailer with the ramp to run it these work perfectly fine I only messed up slightly when I installed them the first round didn't quite put the weld right other than that rounded off free welded it they worked perfectly fine for I was using them for held up just fine ## Features - ✅ MATERIAL: Made of black finish and durable thick steel material give it a longer service life and anti-rust features - ✅ DIMENSION: 1.4 inch W x 7 inch L ( 2 pairs) x 1.4 inch H, the thickness of the plates is 0.3" - ✅HEAVY DUTY: 900 lbs capacity per pair, Features grease zerk fitting to keep the internal ball bearings lubricated - ✅ MULTI - SOLUTIONS: Suitable for many kinds of big and heavy gates: driveway gate, metal gate, trailer gate, swing gate. etc - ✅ EASY TO INSTALL: Welding is required for installation. It’s better to remove the black painting on the mounting plate before welding - ✅ Full pakage: include: 2 male barrel, 2 female barrel, steel ball and grease zerk fittings. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0B1Q4VG15 | | Best Sellers Rank | #108,778 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #126 in Gate Hinges | | Brand | MATTIN | | Brand Name | MATTIN | | Color | Black | | Customer Reviews | 4.5 out of 5 stars 116 Reviews | | Finish Type | Painted | | Finish Types | Painted | | Hole Count | 2 | | Item Dimensions L x W | 7"L x 1.4"W | | Manufacturer | MATTIN | | Material | Metal, Steel | | Material Type | Metal, Steel | | Maximum Weight Capacity | 900 Pounds | | Mounting Type | Weld-On | | Product Dimensions | 7"L x 1.4"W | | UPC | 795154438600 | | Unit Count | 4.0 Count | ## Product Details - **Brand:** MATTIN - **Color:** Black - **Finish Type:** Painted - **Hole Count:** 2 - **Manufacturer:** MATTIN - **Material:** Metal, Steel - **Mounting Type:** Weld-On - **Product Dimensions:** 7"L x 1.4"W - **Unit Count:** 4.0 Count - **Weight Limit:** 900 Pounds ## Images ![4PACK Gate Hinge, Heavy Duty (7"), Weld-On Install, Wood/Metal Fence - Black - Image 1](https://m.media-amazon.com/images/I/515cxFlgimL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great idea *by G***Z on November 20, 2025* Great hinge but too big for my purpose, had to return it. ### ⭐⭐⭐⭐⭐ I use them on their trailer for a door hinge on the ramp portion *by D***K on June 29, 2024* I got these to replace some busted hinges on a toy hauler style trailer with the ramp to run it these work perfectly fine I only messed up slightly when I installed them the first round didn't quite put the weld right other than that rounded off free welded it they worked perfectly fine for I was using them for held up just fine ### ⭐⭐⭐⭐⭐ As advertised *by G***E on May 17, 2026* They work great thank you ## Frequently Bought Together - 4PACK Gate Hinge, Heavy Duty (7"), Weld-On Install, Wood/Metal Fence - Black - Heavy Duty Gate Hinges 7 Inches- 2 Pack Weld On Install Black Iron Barrel Hinge 900lbs Capacity for Swing Door Trailer Ramp Metal Driveway Gate Drive Gate - 3/4" Heavy Duty Slide Bolt Weld On Steel Large Latch for Metal Gates Doors Powder Coated Finished in 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.hk/products/461416842-4pack-gate-hinge-heavy-duty-7-weld-on-install-wood](https://www.desertcart.hk/products/461416842-4pack-gate-hinge-heavy-duty-7-weld-on-install-wood) --- *Product available on Desertcart Hong Kong* *Store origin: HK* *Last updated: 2026-07-31*