The cone shaped bottom plate guides ball into without being lined-up directly over the ball.  Forged steel top plate for extra strength and wear.
4 1/2” O.D. Outer Pipe / 4” O.D. Inner Pipe 28” Collapsed / 38” Extended

Part #

Description

19-130

2 5/16” Adjustable Round Coupler (25K)

19-130-C

2 5/16” Adjustable Round Coupler (25K) WCAP

19-131

2 5/16” Adjustable Round Coupler (30K)

19-135

2 5/16” Adjustable Square Coupler (25K)

19-136

2 5/16” Adjustable Square Coupler (30K)

T.E.M. load leveling coupler for gooseneck trailers.  Forged steel top plate.  Automatic closing, cast ductile iron bottom plate. Safety set screw.

4 1/2” Square Outer Tubing / 4” Square Inner Tubing
30” Collapsed / 38” Extended

Part #

Description

19-310

2 5/16” Adjustable Square Coupler (20K) - Auto Lock Head

19-137

2 5/16” Adjustable Square Coupler (20K) - Standard Head

19-138

2 5/16” Adjustable Square Coupler (30K) - Standard Head

BULLDOG gooseneck couplers are quick and easy to engage and strong and secure on the road. The unique, patented, extruded locking plate design and high strength steel components make BULLDOG gooseneck couplers strong and durable.

4.5" O.D. Outer Tube / 4" O.D. Inner Tube
Overall Height: 29.50” / Adjustment 11.00”

Part #

Description

19-150

2 5/16”  Non-Adjustable Round Coupler (20K) - 34” Height

19-155

2 5/16”  Adjustable Round Coupler (20K)

19-155-1

2 5/16”  Adjustable Round Inner Tube Only (4” O.D.)

19-155-2

2 5/16”  Adjustable Round Outer Tube Only (4.5” O.D.)

Bulldog

  • Easy-grip locking handle is accessible from any position
  • Self-centering locking plate lets you miss the ball by more than an inch
  • Tight ball fit reduces jarring when changing speeds or on rough roads
  • User-friendly design enables quick, easy hookup and release
  • Locking handle cover protects working parts
  • Cam locking pin affords easy vertical adjustment

    4.5" O.D. Outer Tube / 4" O.D. Inner Tube
    Overall Height 42.25” / Adjustment 10.5”
  • Part #

    Description

    19-156

    2 5/16”  Adjustable Square Coupler (20K)

    •  7” Vertical adjustability with ease, outer and inner tubes telescope with tighter tolerances
    • 1 1/4” - 6 ACME screw for superior strength
    • 3/4” diameter set screw in front for easy access
    • Topwind crack folds out of way for clearance during travel
    • Exceeds upcoming SAE gooseneck standard (SAE J2638) 30,000 lbs. GTW.

      Part #

      Description

      19-157

      Top Wind Adjustable Square Coupler (30K)

    00-GN1-A      4.5" OD       SPECIAL GOOSENECK COUPLER WITH 2 5/16" COUPLER (SKU: 00-GN1-A)00-GN1-A 4.5" OD SPECIAL GOOSENECK COUPLER WITH 2 5/16" COUPLER (SKU: 00-GN1-A)
    2-5/16 CPLR FOR 4" OD PIPE - 25K Head S(et Assembly FG/SH2516C2) (SKU: 19-132)2-5/16 CPLR FOR 4" OD PIPE - 25K Head S(et Assembly FG/SH2516C2) (SKU: 19-132)
    20K Adj. Goose Coupler - TEM,  2 5/16” Adjustable Square Coupler (20K)-2516SH (SKU: 19-137)20K Adj. Goose Coupler - TEM, 2 5/16” Adjustable Square Coupler (20K)-2516SH (SKU: 19-137)
    20K Goose Coupler - Bulldog,  2 5/16”  Adjustable Round Coupler (20K) HBA2516 (SKU: 19-155)20K Goose Coupler - Bulldog, 2 5/16” Adjustable Round Coupler (20K) HBA2516 (SKU: 19-155)
    20K Goose Coupler - Bulldog,  2 5/16”  Adjustable Square Coupler (20K) (SKU: 19-156)20K Goose Coupler - Bulldog, 2 5/16” Adjustable Square Coupler (20K) (SKU: 19-156)
    20K Goose Coupler - Bulldog, 2 5/16”  Non-Adjustable Round Cou pler (20K) - 34” Height (SKU: 19-150)20K Goose Coupler - Bulldog, 2 5/16” Non-Adjustable Round Cou pler (20K) - 34” Height (SKU: 19-150)
    20K Head Set - Bulldog, HAMMERBLOW HEADSETS 2 5/16 20K (HB2516NP) (SKU: 19-440)20K Head Set - Bulldog, HAMMERBLOW HEADSETS 2 5/16 20K (HB2516NP) (SKU: 19-440)
    25K Adj. Auto Lock Coupler - LL2516ST- TEM, 2 5/16” Adjustable Square Coupler (25K) - Auto Lock Head (SKU: LL2516ST)25K Adj. Auto Lock Coupler - LL2516ST- TEM, 2 5/16” Adjustable Square Coupler (25K) - Auto Lock Head (SKU: LL2516ST)
    25K Adj. Auto Lock Coupler - LL2516ST- TEM, 2 5/16” Adjustable Square Coupler (25K) - Auto Lock Head (SKU: 19-310)25K Adj. Auto Lock Coupler - LL2516ST- TEM, 2 5/16” Adjustable Square Coupler (25K) - Auto Lock Head (SKU: 19-310)
    25K Adj. Goose Coupler 1.125” Screw diameter* - TEM,  2 5/16” (25K) - Special 3.5” INNER TUBE (LL2516BH 3.5”) (SKU: 19-138-3.5)25K Adj. Goose Coupler 1.125” Screw diameter* - TEM, 2 5/16” (25K) - Special 3.5” INNER TUBE (LL2516BH 3.5”) (SKU: 19-138-3.5)
    25K Goose Coupler (squ) - TEM,  2 5/16” Adjustable Square Coupler (25K) SH2516SST (SKU: 19-135)25K Goose Coupler (squ) - TEM, 2 5/16” Adjustable Square Coupler (25K) SH2516SST (SKU: 19-135)
    25K Goose Coupler - Bulldog,  2 5/16”  Adjustable Round Coupler HBA2516-25K (SKU: 19-155-P)25K Goose Coupler - Bulldog, 2 5/16” Adjustable Round Coupler HBA2516-25K (SKU: 19-155-P)
    25K Goose Coupler - TEM w/cap, 2 5/16” Adjustable Round Coupler (25K) WCAP--BH2516SRDC (SKU: 19-130-C)25K Goose Coupler - TEM w/cap, 2 5/16” Adjustable Round Coupler (25K) WCAP--BH2516SRDC (SKU: 19-130-C)
    25K Goose Coupler - TEM,  2 5/16” Adjustable Round Coupler (25K)--SH2516SRD (SKU: 19-130)25K Goose Coupler - TEM, 2 5/16” Adjustable Round Coupler (25K)--SH2516SRD (SKU: 19-130)
    3" GOOSENECK COUPLER WITH 3/4"X4-1/4" HITCH PIN ONLY (SKU: WF2-32M /RN)3" GOOSENECK COUPLER WITH 3/4"X4-1/4" HITCH PIN ONLY (SKU: WF2-32M /RN)
    3" GOOSENECK COUPLER WITH 3/4"X4-1/4" HITCH PIN ONLY (SKU: WF2/RN)3" GOOSENECK COUPLER WITH 3/4"X4-1/4" HITCH PIN ONLY (SKU: WF2/RN)
    3.5" SQUARE 20K REPLACEMENT GOOSENECK  COUPLER INNER TUBE For 2 5/16" Ball (SKU: AG/BASH2516SST312)3.5" SQUARE 20K REPLACEMENT GOOSENECK COUPLER INNER TUBE For 2 5/16" Ball (SKU: AG/BASH2516SST312)
    30K Adj. Goose Coupler - TEM,  2 5/16” Adjustable Square Coupler (30K) - Standard 4' INNER TUBE (LL2516BH) (SKU: 19-138)30K Adj. Goose Coupler - TEM, 2 5/16” Adjustable Square Coupler (30K) - Standard 4' INNER TUBE (LL2516BH) (SKU: 19-138)
    30k BULLDOG COUPLER (SKU: HBA2516-30k)30k BULLDOG COUPLER (SKU: HBA2516-30k)
    30K Goose Coupler (squ) - TEM, 2 5/16” Adjustable Square Coupler (30K)--BH2516SST (SKU: 19-136)30K Goose Coupler (squ) - TEM, 2 5/16” Adjustable Square Coupler (30K)--BH2516SST (SKU: 19-136)
    30K Goose Coupler - TEM.  2 5/16” Adjustable Round Coupler (30K)--BH2516SRD (SKU: 19-131)30K Goose Coupler - TEM. 2 5/16” Adjustable Round Coupler (30K)--BH2516SRD (SKU: 19-131)
    30K Head Set - TEM, 2- 5/16” Head Set Assembly (30K) (SKU: BH2516C1 TEMCO)30K Head Set - TEM, 2- 5/16” Head Set Assembly (30K) (SKU: BH2516C1 TEMCO)
    30K Head Set - TEM, 2- 5/16” Head Set Assembly (30K) (SKU: BH2516C2 TEMCO)30K Head Set - TEM, 2- 5/16” Head Set Assembly (30K) (SKU: BH2516C2 TEMCO)
    30K Head Set - TEM, 2- 5/16” Head Set Assembly (30K)  BH2516-C1 (SKU: BH2516)30K Head Set - TEM, 2- 5/16” Head Set Assembly (30K) BH2516-C1 (SKU: BH2516)
    30K Head Set - TEM, 2- 5/16” Head Set Assembly (30K) 4" ROUND ONLY (SKU: BH2516-C2)30K Head Set - TEM, 2- 5/16” Head Set Assembly (30K) 4" ROUND ONLY (SKU: BH2516-C2)
    30K Head Set - TEM, 2- 5/16” Head Set Assembly (30K) TEM# BH2516C1 (SKU: 19-133)30K Head Set - TEM, 2- 5/16” Head Set Assembly (30K) TEM# BH2516C1 (SKU: 19-133)
    4"  Square Trailer Coupler Tube (SKU: 00-GN3)4" Square Trailer Coupler Tube (SKU: 00-GN3)
    4"  Square Trailer Coupler Tube ...Kingpin (SKU: 00-GN7)4" Square Trailer Coupler Tube ...Kingpin (SKU: 00-GN7)
    4" OD 25K REPLACEMENT GOOSENECK COUPLER INNER TUBE For 2 5/16" Ball (TEM SH2516M28) (SKU: SH2516M28)4" OD 25K REPLACEMENT GOOSENECK COUPLER INNER TUBE For 2 5/16" Ball (TEM SH2516M28) (SKU: SH2516M28)
    4" RND  Extended Cushion Coupler (9" Extended) (SKU: 00-CC4)4" RND Extended Cushion Coupler (9" Extended) (SKU: 00-CC4)
    4" Round Insert w/ King Pin  30K (SKU: 19-GN5)4" Round Insert w/ King Pin 30K (SKU: 19-GN5)4" Round Insert w/ King Pin 30K
    4" Square Extended Cushion Coupler (9" Extended) (SKU: 00-CC8)4" Square Extended Cushion Coupler (9" Extended) (SKU: 00-CC8)
    4" SQUARE GN COUPLER 2 5/16 25K W/PIN AND SET SCREW (SKU: GCSQ2500)4" SQUARE GN COUPLER 2 5/16 25K W/PIN AND SET SCREW (SKU: GCSQ2500)
    4" SQUARE INSERT W/2" KINGPIN 30K (SKU: 19-GN7)4" SQUARE INSERT W/2" KINGPIN 30K (SKU: 19-GN7)
    4-1/2"  Square Trailer 2 5/16" Coupler  Tube Special X 33" Long (SKU: 00-GN2-A)4-1/2" Square Trailer 2 5/16" Coupler Tube Special X 33" Long (SKU: 00-GN2-A)
    4-1/2"  Square Trailer Coupler Tube (SKU: 00-GN2)4-1/2" Square Trailer Coupler Tube (SKU: 00-GN2)
    4-1/2"  Square Trailer Coupler Tube ...Kingpin (SKU: 00-GN6)4-1/2" Square Trailer Coupler Tube ...Kingpin (SKU: 00-GN6)
    4-1/2" Square Extended Cushion Coupler (9" Extended) (SKU: 00-CC6)4-1/2" Square Extended Cushion Coupler (9" Extended) (SKU: 00-CC6)
    Adj. Square Goose Coupler - DB, Top Wind Adjustable Square Coupler (30K) HBQ2516TW (SKU: 19-157)Adj. Square Goose Coupler - DB, Top Wind Adjustable Square Coupler (30K) HBQ2516TW (SKU: 19-157)
    Auto Loc Head -TEM,  2 5/16” Head Set Assembly (24K)  TC# SM2516 (SKU: 19-300)Auto Loc Head -TEM, 2 5/16” Head Set Assembly (24K) TC# SM2516 (SKU: 19-300)
    Fits Standard 4" I.D. Round Trailer Coupler Tube  16" EXTENSION (SKU: 00-SB116)Fits Standard 4" I.D. Round Trailer Coupler Tube 16" EXTENSION (SKU: 00-SB116)
    Fits Standard 4" I.D. Square Trailer Coupler Tube    16" EXTENSION (FREE SHIPPING) (SKU: 00-SB316)Fits Standard 4" I.D. Square Trailer Coupler Tube 16" EXTENSION (FREE SHIPPING) (SKU: 00-SB316)
    Fits Standard 4- 1/2" I.D. Square Trailer Coupler Tube  16" EXTENSION (SKU: 00-SB216)Fits Standard 4- 1/2" I.D. Square Trailer Coupler Tube 16" EXTENSION (SKU: 00-SB216)
    Goose Inner Tube - Bulldog,  2 5/16”  Adjustable Round Inner Tube Only (4” O.D.) (SKU: 19-155-1)Goose Inner Tube - Bulldog, 2 5/16” Adjustable Round Inner Tube Only (4” O.D.) (SKU: 19-155-1)
    Goose Outer Tube - POPUP, 2 5/16” Adjustable Round Outer Tube Only (4.5” O.D.) X 24" (SKU: T4RRT)
    Gooseneck Cushion Coupler for 2 5/16" Ball Fits 4" Standard RND Tube (SKU: 00-CC2)Gooseneck Cushion Coupler for 2 5/16" Ball Fits 4" Standard RND Tube (SKU: 00-CC2)
    Heavy Duty Tongue Couple TEMCO (SKU: FB2516)Heavy Duty Tongue Couple TEMCO (SKU: FB2516)
    Heavy Duty Tongue Couple TEMCO 3" (SKU: FB300)Heavy Duty Tongue Couple TEMCO 3" (SKU: FB300)
    Heavy Duty Tongue Coupler TEMCO 3" (SKU: FB300-AU)Heavy Duty Tongue Coupler TEMCO 3" (SKU: FB300-AU)
    Holland Fifth Wheel (SKU: FW0001)Holland Fifth Wheel (SKU: FW0001)
    INNER TUBE ONLY 3.5" SQUARE   30K Adj. Goose Coupler - TEM,  2 5/16” Adjustable Square Coupler (30K) - Standard Hea(LL2516BH) (SKU: AGBALL2516BH-1.125 Screw)INNER TUBE ONLY 3.5" SQUARE 30K Adj. Goose Coupler - TEM, 2 5/16” Adjustable Square Coupler (30K) - Standard Hea(LL2516BH) (SKU: AGBALL2516BH-1.125 Screw)
    INNER TUBE ONLY 3.5" SQUARE (1 Screw)   30K Adj. Goose Coupler - TEM,  2 5/16” Adjustable Square Coupler (30K) - Standard Hea(LL2516BH) (SKU: AGBALL2516BH-1 Screw)INNER TUBE ONLY 3.5" SQUARE (1 Screw) 30K Adj. Goose Coupler - TEM, 2 5/16” Adjustable Square Coupler (30K) - Standard Hea(LL2516BH) (SKU: AGBALL2516BH-1 Screw)
    LL2516ST 3.5 SQ AUTOLOCK Load Leveling Coupler for Gooseneck Trailers (SKU: LL2516ST INNER)
    PopUp Brand PREMIUM Gooseneck Weldable Coupler  2 5/16" (SKU: 00-GN8)PopUp Brand PREMIUM Gooseneck Weldable Coupler 2 5/16" (SKU: 00-GN8)
    PopUp Brand PREMIUM Gooseneck Weldable Coupler  2 5/16" Kit (SKU: 00-GN8A)PopUp Brand PREMIUM Gooseneck Weldable Coupler 2 5/16" Kit (SKU: 00-GN8A)
    ROUND TUBE (4" RND) EXTENDED KING PIN COUPLER    9" EXTENSION (FREE SHIPPING) (SKU: 00-SB5)ROUND TUBE (4" RND) EXTENDED KING PIN COUPLER 9" EXTENSION (FREE SHIPPING) (SKU: 00-SB5)ROUND TUBE (4" RND) EXTENDED COUPLER 9"
    SQUARE TUBE (4 ")  EXTENDED KING PIN COUPLER    9" EXTENSION(FREE SHIPPING) (SKU: 00-SB7)SQUARE TUBE (4 ") EXTENDED KING PIN COUPLER 9" EXTENSION(FREE SHIPPING) (SKU: 00-SB7)
    SQUARE TUBE (4 1/2")  EXTENDED KING PIN COUPLER    9" EXTENSION(FREE SHIPPING) (SKU: 00-SB6)SQUARE TUBE (4 1/2") EXTENDED KING PIN COUPLER 9" EXTENSION(FREE SHIPPING) (SKU: 00-SB6)
    Standard 4" I.D. Round Trailer Coupler Tube  2 5/16" Coupler(FREE SHIPPING) (SKU: 00-GN1)Standard 4" I.D. Round Trailer Coupler Tube 2 5/16" Coupler(FREE SHIPPING) (SKU: 00-GN1)
    Standard 4" O.D. Round Trailer Coupler Tube  King Pin (SKU: 00-GN5)Standard 4" O.D. Round Trailer Coupler Tube King Pin (SKU: 00-GN5)
    Standard 4" O.D. Round Trailer Coupler Tube  King Pin (SKU: 2085205)Standard 4" O.D. Round Trailer Coupler Tube King Pin (SKU: 2085205)
    Versatile Goose Coupler - TEM,  Versatile Gooseneck Coupler GN-2516 (30K) (SKU: 19-460)Versatile Goose Coupler - TEM, Versatile Gooseneck Coupler GN-2516 (30K) (SKU: 19-460)
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