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Product OverviewOur 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.
Inquiry NowKey Features & BenefitsHeavy 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 SpecificationsSeries Article No Description Capacity Unit W.t./kg Pcs/
PackageCarton 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 
ApplicationsUtility 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.
Inquiry NowCustomization ServiceBesides 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 AssuranceEach 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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contact us
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Tel: +0086 18903284352 -
Email: xxx@123456xxx.com -
Whatsapp: +0086 18903284352 -
Add: Zhongzhangzhuang Development Zone, Anping County, Hengshui City, Hebei Province
Production Lines
We offer professional leaf spring and car trailer parts produced by the equipment of our company, which allows you to get products exactly according to your size
