Home Transportation Trailer Frame Utility Trailer Chassis Coupling Lock 2025 Product List

Coupling Lock

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US$ 4.8-5 / Piece
500 Pieces (MOQ)
Hangzhou Longyu Hardware Machinery Co., Ltd.
Hangzhou Longyu Hardware Machinery Co., Ltd.
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  • Zhejiang, China
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15t
Steel
Trailer
Stamping+Welding
Powder Coating
Available

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US$ 4.8-5 / Piece
500 Pieces (MOQ)
Hangzhou Longyu Hardware Machinery Co., Ltd.
Hangzhou Longyu Hardware Machinery Co., Ltd.
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  • Secured Trading Secured Trading
  • Zhejiang, China
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  • Others
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25T
Steel
Trailer
Stamping+Welding
Zinced
Towing Pin

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US$ 4.8-5 / Piece
500 Pieces (MOQ)
Hangzhou Longyu Hardware Machinery Co., Ltd.
Hangzhou Longyu Hardware Machinery Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
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  • Secured Trading Secured Trading
  • Zhejiang, China
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  • Others
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25T
Steel
Trailer
Stamping+Welding
Zinced
Available

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US$ 4.8-5 / Piece
500 Pieces (MOQ)
Hangzhou Longyu Hardware Machinery Co., Ltd.
Hangzhou Longyu Hardware Machinery Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China
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25T
Steel
Coupler Locks
Trailer
Stamping+Welding
Zinced

Favorites

US$ 4.8-5 / Piece
500 Pieces (MOQ)
Hangzhou Longyu Hardware Machinery Co., Ltd.
Hangzhou Longyu Hardware Machinery Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China
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  • Others
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25t
Steel
Coupler Locks
Trailer
Stamping+Welding
Zinced

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US$ 300-500 / Set
1 Set (MOQ)
Liangshan Anjie Automotive Parts Co., Ltd.
Liangshan Anjie Automotive Parts Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Shandong, China
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Customized
Customized
Steel
26/29/40/58/65kg
160*100/140*80
150 kN 280 kN 280 kN 360 kN 140 kN

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US$ 28.4-34 / Piece
100 Pieces (MOQ)
Liangshan Jiuzhou Machinery Manufacturing Co., Ltd.
Liangshan Jiuzhou Machinery Manufacturing Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Shandong, China
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20t
Screw Type Safety Locks
150mm*150mm or Customized
Cast Steel Housing and Forged Steel Pin
52mm or Customized
Weldable Primer or Zinc Plated

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US$ 3.5-5.6 / Piece
100 Pieces (MOQ)
Shanxi Yunwei Industrial Co., Ltd.
Shanxi Yunwei Industrial Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Shanxi, China
  • ISO9001:2015
Secured Trading Service

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5(4.0)

"Fast Delivery"
Fast Delivery
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Coupler
Trailer/Truck
ISO9001, CE, Rosh Certificate
50 PCS
Available
Available

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US$ 10-15 / Piece
100 Pieces (MOQ)
Shandong North Autotech Co. Ltd
Shandong North Autotech Co. Ltd
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Shandong, China
  • Trading Company

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5(5.0)

"Fast Delivery"
Fast Delivery
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40kg
Iron
Coupler
Available
CCC, CE, ISO, ISO/Ts16949, DOT
New

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US$ 5-10 / Piece
100 Pieces (MOQ)
Liangshan Changzai Machinery Manufacturing Co., Ltd.
Liangshan Changzai Machinery Manufacturing Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Shandong, China
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Custom Made
Stainless Steel+Aluminium Alloy
Lock
83014000
Carton
805kg

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US$ 5.26-12.28 / Piece
50 Pieces (MOQ)
Sichuan Mighty Machinery Co. Ltd.
Sichuan Mighty Machinery Co. Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Sichuan, China
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Standard
Corrosion-Resistant, Wear-Resistant, High Temperature-Resistance, etc.
Textile Machinery, Mining Equipment, Agricultural Machinery, and So on
Polishing
C45/42CrMo4/Steel
Standard and Custom

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US$ 5.6-6 / Piece
300 Pieces (MOQ)
Ningbo Dongqian Lake Resort Hengda Die Casting Lock Factory
Ningbo Dongqian Lake Resort Hengda Die Casting Lock Factory
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China
  • Manufacturer/Factory & Trading Company

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5(5.0)

"On-time Delivery"
On-time Delivery
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Offer
1year
Toilet Door Lock
500PCS
T/T, L/C, Paypal, Western Union, etc
ISO9001:2008

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US$ 0.1 / Piece
5000 Pieces (MOQ)
Ningbo Hi-Tech Smart Machinery Co., Ltd.
Ningbo Hi-Tech Smart Machinery Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Zhejiang, China
  • Trading Company

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Communication
Single-mode Fiber
SC
Flat Wire
>1000(N/100mm)
>10000N

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US$ 5.85 / Piece
500 Pieces (MOQ)
Hangzhou Longyu Hardware Machinery Co., Ltd.
Hangzhou Longyu Hardware Machinery Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Zhejiang, China
  • Manufacturer/Factory

  • Others
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25t
Steel
Trailer
Stamping+Welding
Zinced
Towing Pin

Favorites

US$ 4.9-5 / Piece
1 Piece (MOQ)
Ningbo Dongqian Lake Resort Hengda Die Casting Lock Factory
Ningbo Dongqian Lake Resort Hengda Die Casting Lock Factory
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Zhejiang, China
  • Manufacturer/Factory & Trading Company

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/
Trailer Lock
805g
1-7/8", 2"and 2-5/16" Couplers
20000PCS
25000PCS

Favorites

US$ 1.6 / Piece
100 Pieces (MOQ)
Sichuan Mighty Machinery Co. Ltd.
Sichuan Mighty Machinery Co. Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Sichuan, China
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Standard
15-50mm
Flexible
Steel
Keyless Locking Device
Screws

Favorites

US$ 300-497 / Piece
10 Pieces (MOQ)
Liangshan Jiuzhou Machinery Manufacturing Co., Ltd.
Liangshan Jiuzhou Machinery Manufacturing Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Shandong, China
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Secured Trading Service

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40t/60t
Trailer Tow Hitch
160*100/140*80
75 kN
140 kN
280 kN

Favorites

US$ 4.8-5 / Piece
500 Pieces (MOQ)
Hangzhou Longyu Hardware Machinery Co., Ltd.
Hangzhou Longyu Hardware Machinery Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China
  • Manufacturer/Factory

  • Others
Secured Trading Service

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15T
Steel
Trailer
Stamping+Welding
Zinced
Available

Favorites

US$ 2.5-4.5 / Piece
100 Pieces (MOQ)
Shanxi Yunwei Industrial Co., Ltd.
Shanxi Yunwei Industrial Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Shanxi, China
  • ISO9001:2015
Secured Trading Service

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5(4.0)

"On-time Delivery"
On-time Delivery
Contact Now

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Trailer Hitch Lock
Trailer/Truck
ISO9001, CE, Rosh Certificate
50 PCS
Available
Available

Favorites

US$ 0.5-1 / Piece
100 Pieces (MOQ)
Shandong North Autotech Co. Ltd
Shandong North Autotech Co. Ltd
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Shandong, China
  • Trading Company

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40kg
Coupler
Available
CCC, CE, ISO, ISO/TS16949, DOT
New
Customized

Favorites

US$ 3.09-3.45 / Piece
100 Pieces (MOQ)
Ningbo Dongqian Lake Resort Hengda Die Casting Lock Factory
Ningbo Dongqian Lake Resort Hengda Die Casting Lock Factory
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Zhejiang, China
  • Manufacturer/Factory & Trading Company

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25T
Suspension
5/8", 1/2"
Die Cast
ODM
Cartons

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US$ 0.5-5 / Piece
50 Pieces (MOQ)
Sichuan Mighty Machinery Co. Ltd.
Sichuan Mighty Machinery Co. Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Sichuan, China
Contact Now

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Standard
Corrosion-Resistant, Wear-Resistant, High Temperature-Resistance, etc.
Textile Machinery, Mining Equipment, Agricultural Machinery, and So on
Polishing
C45/42CrMo4/Steel
Standard and Custom

Favorites

US$ 3.5-3.75 / Piece
500 Pieces (MOQ)
Hangzhou Longyu Hardware Machinery Co., Ltd.
Hangzhou Longyu Hardware Machinery Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Zhejiang, China
  • Manufacturer/Factory

  • Others
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25T
Aluminum Alloy Iron & Steel
Trailer
Trailer Coupler Lock
Zinc Plated
Towing Pin

Favorites

US$ 3.92-4.04 / Piece
1000 Pieces (MOQ)
Ningbo Dongqian Lake Resort Hengda Die Casting Lock Factory
Ningbo Dongqian Lake Resort Hengda Die Casting Lock Factory
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China
  • Manufacturer/Factory & Trading Company

Secured Trading Service

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5(5.0)

"On-time Delivery"
On-time Delivery
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1000PCS
Trailer
500g
1/4''
Black Electrophoresis
Spray

Favorites

US$ 10-100 / Piece
1 Piece (MOQ)
Shanghai Uniiso Industries Co., Ltd.
Shanghai Uniiso Industries Co., Ltd.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Shanghai, China
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Standard
Pilot Bore
>80N.M
Pilot Bore
10000r/M
Flexible

Favorites

US$ 4.8-5 / Piece
500 Pieces (MOQ)
Hangzhou Longyu Hardware Machinery Co., Ltd.
Hangzhou Longyu Hardware Machinery Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China
  • Manufacturer/Factory

  • Others
Secured Trading Service

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25T
Steel
Trailer
Stamping+Welding
Zinced
Available

Favorites

US$ 14.8-14.9 / Piece
500 Pieces (MOQ)
Ningbo Dongqian Lake Resort Hengda Die Casting Lock Factory
Ningbo Dongqian Lake Resort Hengda Die Casting Lock Factory
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Zhejiang, China
  • Manufacturer/Factory & Trading Company

Contact Now

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/
Trailer Lock
50mm, 1/2", 5/8"
Available
Trailer
ISO, BSCI

Favorites

US$ 4.8-5 / Piece
500 Pieces (MOQ)
Hangzhou Longyu Hardware Machinery Co., Ltd.
Hangzhou Longyu Hardware Machinery Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Zhejiang, China
  • Manufacturer/Factory

  • Others
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25T
Steel
Trailer
Stamping+Welding
Powder Coating
Towing Pin

Favorites

US$ 24.8-44.1 / Piece
150 Pieces (MOQ)
Liangshan Jiuzhou Machinery Manufacturing Co., Ltd.
Liangshan Jiuzhou Machinery Manufacturing Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Shandong, China
  • Manufacturer/Factory & Trading Company

Secured Trading Service

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20t
Screw Type Safety Locks
150mm*150mm or Customized
Cast Steel Housing and Forged Steel Pin
52mm or Customized
Weldable Primer or Zinc Plated

Favorites

US$ 6-6.6 / Piece
1000 Pieces (MOQ)
Ningbo Dongqian Lake Resort Hengda Die Casting Lock Factory
Ningbo Dongqian Lake Resort Hengda Die Casting Lock Factory
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China
  • Manufacturer/Factory & Trading Company

Secured Trading Service

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5(5.0)

"Fast Delivery"
Fast Delivery
Contact Now

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/
Iron
Coupler
1000PCS
Trailer
2100g
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