• Round Gooseneck Outer Sleeve & Inner Stem with 2-5/16″ Demco Gooseneck Coupler: Includes a 4.5″ OD round weld on outer sleeve with a 100mm (3-15/16″) round inner tube stem with straight pin holes.
• Weld On Thick Wall 4.5″ OD Round Outer Gooseneck Sleeve: 20″ tall thick-wall tube steel with a reinforced heavy duty collar at the lower neck for additional strength. Has 3/4″ diameter straight left to right pin holes with 2 set bolts & jam nuts.
• Used by Gooseneck Trailer Manufacturers: This is a heavy duty weld on neck that gooseneck trailer manufacturers use. It comes in raw steel, and the tube is designed to be welded onto the front of a gooseneck trailer.
• Cap Top To Keep The Elements Out: Top sleeve is capped to prevent water and debris accumulation.
• Heavy Duty Thick Wall Round Inner Stem with Extra Plating: Built by welding thick walled round tubing and heavy duty plate to weld coupler to stem for long term strength and durability.
• 30K Auto Latching Demco Gooseneck Coupler for 2-5/16″ Ball: EZ auto-latching Demco coupler for 2-5/16″ gooseneck ball. Flip up to unhook, flip down and set onto gooseneck ball to auto latch.
• 30,000 lbs GTW Towing & 6,000 lbs Tongue Weight Capacity: Built for years of service for the heavy duty gooseneck hauling.
• Inner Stem has 4 Adjustment Holes: Stem has 4 adjustment holes that are 2-3/4″ apart.
• Raw Steel Finish: Outer sleeve, inner stem & coupler come in raw steel so you can paint it yourself to match your trailer.
• Round Gooseneck Outer Sleeve & Inner Stem Kit Includes: Weld on 4.5″ OD round outer sleeve tube that is 20″ in height with 2 set bolts, jam nuts & 3/4″ diameter safety through pin & clip, along with the 100mm (3-15/16″) round inner tube gooseneck stem & Demco EZ Latch coupler for 2-5/16″ gooseneck ball.
• Professional Welding Required for Installation: Professional welding is required for proper installation and weight rating.
• Optional Demco Gooseneck Locks: Box style coupler & set bolt lock kit is part # SH-GDSP-400GL-BLK. Puck lock style coupler lock for Demco gooseneck coupler is part # SH-9100-350 and set bolt lock, part # SH-400GL-ISP-BLK. All lock options sold separately.
• Want Air Ride on Your Gooseneck? Looking for an air ride gooseneck hitch, check out our Gooseneck Air Hitches.
• Not sure what size round gooseneck stem you have? See our gooseneck stem selection guide.
• Safety Note: Towing capacity is limited by lowest rated component.

Gooseneck Trailer Towing FAQ

• Type of Round Gooseneck Stems
• Do I Need an Offset Gooseneck Coupler?
• Advantages of Air Hitches
• Gooseneck Trailer Chucking
• Do I Have a Gooseneck or 5th Wheel?
• What is Towing Capacity?
• Shocker Gooseneck Hitch Uses
• Types of Trailers for Towing with a Pickup Truck
• Types of Gooseneck Balls
• Why Grease Your Hitch Ball?
• How to Back Up a Gooseneck Trailer?
• How To Level Trailer
• How To Fix Truck Squatting

Weld on raw steel round gooseneck outer sleeve, inner stem & Demco coupler set for a 2-5/16″ gooseneck ball. The thick wall 4.5″ OD round outer tube stem neck is matched with a 100mm (3-15/16″) round inner gooseneck stem with straight pin holes. This is a heavy duty weld on neck that gooseneck trailer manufacturers use. It comes in raw steel, and the tube is designed to be welded onto the front of a gooseneck trailer. The outer sleeve is 20″ in height with 3/4″ diameter pin holes, 2 set bolts and jam nuts along with a safety through pin with clip. Lower collar offers additional strength and the top is capped to prevent water and debris accumulation. The inner stem is built by welding thick walled round tubing and heavy duty plate to ensure long term coupler to stem strength and durability, and has 4 adjustment holes 2-3/4″ apart.

4.5″ Outer Diameter Round Weld On Outer Sleeve with 100mm (3-15/16″) Round Inner Tube Stem with Straight Pin Holes.

The EZ latch Demco coupler flips up when you want to unhook it from your gooseneck trailer and just flips back down when you want to hook it up, and it will automatically latch. Rated at 30,000 lbs. GTW & 6,000 lbs. tongue weight. Raw steel so you can paint it yourself to match your trailer. Works great on gooseneck style trailers; dumps, flatbed, horse, race trailers, and more. Professional welding is required for welding the outer tube to the gooseneck tongue. Manufactured by Shocker Hitch.

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