Heavy Duty Square Trailer Jack – 12,000 lb Support / 10,000 lb Lift – Side Pin

Description

Heavy Duty Square Trailer Jack – 12,000 lb Support / 10,000 lb Lift | Side Pin | Spring Return | Weld-On | Part #40-414

Built for demanding trailer applications, this Heavy Duty 12,000 lb Square Trailer Jack delivers exceptional strength, smooth lifting, and dependable long-term performance. Featuring a 4" square weld-on tube, side pull pin, and spring return design, it’s engineered for serious work trailers including gooseneck, dump, equipment, and agricultural trailers.

The twin thrust bearing system provides smooth raising and lowering, while the spring return mechanism allows rapid retraction when released. A large, easy-to-operate pull pin ensures secure locking. Built-in grease zerk fittings allow hassle-free lubrication to maintain peak performance.

A durable exterior-grade black painted finish offers corrosion resistance, while the beveled shaft edges enhance safety by eliminating sharp contact points. The included footpad helps stabilize your trailer on a wide range of surfaces.

Key Features

• 12,000 lb support capacity / 10,000 lb lift capacity
• Heavy duty 4" square weld-on design
• Side pull pin with fast spring return
• Twin thrust bearings for smooth operation
• Grease zerks for easy servicing
• Corrosion-resistant black finish
• Footpad included for extra stability
• Includes handle and handle clip

Specifications

• Capacity: 12,000 lb support / 10,000 lb lift
• Style: Heavy Duty Square Weld-On
• Tube Size: 4" square
• Pin: Side pull pin
• Finish: Exterior-grade black paint
• Includes: Handle + clip, footpad
• Reference #: 40-414

Ideal For: Dump trailers, equipment trailers, gooseneck trailers, agricultural trailers, and commercial heavy-duty towing applications.