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Bulldog BX1 30K round gooseneck coupler, 4" inner tube only, 2-5/16" ball – 4 pack
Bulldog BX1 30K round gooseneck coupler, 4" inner tube only, 2-5/16" ball – 4 pack
Bulldog BX1 30K round gooseneck coupler, 4" inner tube only, 2-5/16" ball – 4 pack
Bulldog BX1 30K round gooseneck coupler, 4" inner tube only, 2-5/16" ball – 4 pack
Bulldog BX1 30K round gooseneck coupler, 4" inner tube only, 2-5/16" ball – 4 pack
Bulldog BX1 30K round gooseneck coupler, 4" inner tube only, 2-5/16" ball – 4 pack

Bulldog 4x 30K BX1 Round Gooseneck Trailer Coupler Adjustable Inner Tube Only

Model: BGTC58

Bulldog BX1 30K Round Gooseneck Coupler Bundle – 4" Inner Tube Only (QTY 4)

Build or service multiple heavy-duty gooseneck trailers with this four-pack of genuine BULLDOG® BX1 couplers. Each unit delivers a 30,000-lb capacity, 8" vertical adjustment, and an advanced dual-contact locking design that improves security, ball fit, and long-term durability. Ideal for fabricators and fleet maintenance teams needing reliable performance and consistent parts across trailers.

Bundle Contents:

  • QTY (4): BX1® Gooseneck Coupler, 2-5/16" Ball, 30,000 lbs, Round – 4" Inner Tube Only
    • Next-Gen large locking plate with dual-contact ball engagement
    • 8" vertical height adjustment; smooth, one-hand locking handle
    • Oil-impregnated bushings & grease fittings on key moving parts
    • Enclosed locking pin mechanism resists wear; pad-lockable (lock not included)
    • Bottom plate ~50% larger for easier, self-centering ball connection
    • Contour-formed edge reduces jarring; improved pull-out strength
    • Low-profile lock shortens retracted length for high truck beds
    • Heavy-duty steel construction; inner tube only (no outer tube)

Recommendation: Always verify coupler size (2-5/16" ball), tube diameter, and rating against your trailer manufacturer’s specifications. Inspect and lubricate moving parts regularly for optimal performance and service life.

Specifications:  
Kit Type Gooseneck Coupler Bundle (Inner Tube Only)
Bundle Quantity 4 Couplers (QTY 4)
Coupler Capacity (lbs.) 30,000
Coupler Adjustment (in.) 8
Coupler Ball Size (in.) 2-5/16
Coupler Style BX1 Latch, Dual Contact, Large Locking Plate
Coupler Configuration 4" Inner Tube Only (Round)
Set Bolts & Locking Pin Inner Tube Only w/ Load Bearing Pin
Retracted / Extended Height (in.) Varies (outer tube not included)
Order today or call us at 877-869-6690 for expert advice and personalized service.

$801 99

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  • Backorder (2-5 Weeks)
Best Price on Web Guarantee
Best Price on Web Guarantee

We match lower prices from major authorized retailers for brand-new products in original packaging, provided the item is in stock. The competing seller must be an authorized, professional retail business; offers from individuals, auctions, peer-to-peer sites, or unauthorized sellers don’t qualify. Used, refurbished, or open-box items are excluded.

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Applies to this product only

Applies to this product only

$801 99

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Product Details

  • Brand: Bulldog
  • Model: BGTC58
  • Includes: Round Gooseneck Coupler

Bulldog BX1 30K Round Gooseneck Coupler Bundle – 4" Inner Tube Only (QTY 4)

Build or service multiple heavy-duty gooseneck trailers with this four-pack of genuine BULLDOG® BX1 couplers. Each unit delivers a 30,000-lb capacity, 8" vertical adjustment, and an advanced dual-contact locking design that improves security, ball fit, and long-term durability. Ideal for fabricators and fleet maintenance teams needing reliable performance and consistent parts across trailers.

Bundle Contents:

  • QTY (4): BX1® Gooseneck Coupler, 2-5/16" Ball, 30,000 lbs, Round – 4" Inner Tube Only
    • Next-Gen large locking plate with dual-contact ball engagement
    • 8" vertical height adjustment; smooth, one-hand locking handle
    • Oil-impregnated bushings & grease fittings on key moving parts
    • Enclosed locking pin mechanism resists wear; pad-lockable (lock not included)
    • Bottom plate ~50% larger for easier, self-centering ball connection
    • Contour-formed edge reduces jarring; improved pull-out strength
    • Low-profile lock shortens retracted length for high truck beds
    • Heavy-duty steel construction; inner tube only (no outer tube)

Recommendation: Always verify coupler size (2-5/16" ball), tube diameter, and rating against your trailer manufacturer’s specifications. Inspect and lubricate moving parts regularly for optimal performance and service life.

Specifications:  
Kit Type Gooseneck Coupler Bundle (Inner Tube Only)
Bundle Quantity 4 Couplers (QTY 4)
Coupler Capacity (lbs.) 30,000
Coupler Adjustment (in.) 8
Coupler Ball Size (in.) 2-5/16
Coupler Style BX1 Latch, Dual Contact, Large Locking Plate
Coupler Configuration 4" Inner Tube Only (Round)
Set Bolts & Locking Pin Inner Tube Only w/ Load Bearing Pin
Retracted / Extended Height (in.) Varies (outer tube not included)
Order today or call us at 877-869-6690 for expert advice and personalized service.

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