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Vehicles & two-wheelers
E-Mark Certified Coupling Head Coupler Locking Device for Car Trailer
<p>Robust and reliable coupling head designed for light to medium trailers with 40/50/60mm square and round drawbars. Secure locking mechanism ensures safe towing. Fit 50mm hitch balls, 800kgs and 1400kgs capacity available.</p>
SupplierHaixing Hemco Auto Parts Co Ltdwww.chinaleafspring.com
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About this product
Product information from the supplier.
Product Overview
Our Coupling Head is a high-strength locking tow hitch designed for car trailers with a gross vehicle weight rating as 750kg and 1400kg. It features a robust construction, easy-to-use locking mechanism, and excellent compatibility with standard 50mm tow balls.
Ideal for utility trailers, boat trailers, caravan trailers, and agricultural equipment. We offer both standard models and full custom manufacturing according to customer drawings or samples.
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Key Features & Benefits
Heavy Duty Construction
Made from high-quality steel with reinforced structure for maximum durability and safety.
Secure Locking System
Positive locking mechanism with easy one-hand operation and visual safety indicator.
40-60mm Drawbar Fit
Specifically designed for 40-60mm square and round drawbar tubes. Weld-on or bolt-on installation options. Bolt kits also available.
OEM & Custom Service
Standard models available. Full customization support: drawings, samples, or special requirements.
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Technical Specifications
| Series | Article No | Description | Capacity | Unit W.t./kg | Pcs/ Package | Carton Size/mm | Package | Round Tube Version |
| Coupling Head | HCH-F40 | coupling head fits 40mm square tube and 50mm hitch ball, THK 2.5mm | 750kgs | 1.20 | 10 | 570*270*135 | Each packed in plastic bag then 10pcs in carton | Item number ending with R stands for round tube fitting |
| HCH-F50 | coupling head fits 50mm square tube and 50mm hitch ball, THK 2.5mm | 750kgs | 1.25 | 10 | 570*270*135 | Each packed in plastic bag then 10pcs in carton | Item number ending with R stands for round tube fitting | |
| HCH-F60 | coupling head fits 60mm square tube and 50mm hitch ball, THK2.5mm | 750kgs | 1.30 | 10 | 570*270*135 | Each packed in plastic bag then 10pcs in carton | Item number ending with R stands for round tube fitting | |
| HCF-F40-T | coupling head fits 40mm square tube and 50mm hitch ball, THK 2.75mm | 800kgs | 1.33 | 10 | 570*270*135 | Each packed in plastic bag then 10pcs in carton | Item number ending with R stands for round tube fitting | |
| HCF-F50-T | coupling head fits 50mm square tube and 50mm hitch ball, THK 2.75mm | 800kgs | 1.38 | 10 | 570*270*135 | Each packed in plastic bag then 10pcs in carton | Item number ending with R stands for round tube fitting | |
| HCF-F60-T | coupling head fits 60mm square tube and 50mm hitch ball, THK 2.75mm | 800kgs | 1.43 | 10 | 570*270*135 | Each packed in plastic bag then 10pcs in carton | Item number ending with R stands for round tube fitting | |
| HDCH-F40 | coupling head fits 40mm square tube and 50mm hitch ball, THK 4mm | 1400kgs | 1.60 | 10 | 570*270*135 | Each packed in plastic bag then 10pcs in carton | Item number ending with R stands for round tube fitting | |
| HDCH-F50 | coupling head fits 50mm square tube and 50mm hitch ball, THK 4mm | 1400kgs | 1.65 | 10 | 570*270*135 | Each packed in plastic bag then 10pcs in carton | Item number ending with R stands for round tube fitting | |
| HDCH-F60 | coupling head fits 60mm square tube and 50mm hitch ball, THK 4mm | 1400kgs | 1.70 | 10 | 570*270*135 | Each packed in plastic bag then 10pcs in carton | Item number ending with R stands for round tube fitting |
Applications
Utility Trailers
Boat Trailers
Caravan & Camping Trailers
Agricultural Equipment
Light Commercial Trailers
Compatible with: Most European, Australian, and Asian trailer standards using square and round drawbars.
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Customization Service
Besides standard coupling heads, we provide professional OEM and custom manufacturing:
Custom dimensions and load capacities
Reverse engineering from physical samples
Different locking mechanisms and surface finishes
Private labeling and branding options
Small batch and volume production
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Quality Assurance
Each coupling head undergoes rigorous testing including:
Load capacity and breaking strength test
Durability and fatigue testing
Corrosion resistance (salt spray test)
Safety locking mechanism verification
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Haixing Hemco Auto Parts Co Ltd
