Atwood Coupler Locks by Trimax, Master Lock and Trimax from HeartlandLock.com

Atwood Coupler Locks

Trailer coupler locks for Atwood couplers. We offer a variety of coupler locks specifically for the Atwood couplers as well as a number of universal coupler locks that fit a variety of trailer coupler styles.

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Trimax TC2 Coupler Lock

Span = 2-1/2". Machine hardened stainless steel 9/32" shackle. High security tubular key. Comes with 2 rugged tubular keys. Weatherproof lock cap...

$17.95

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Trimax SXTC2 Coupler Lock

Span = 2-1/2". Stainless steel construction. Machine hardened stainless steel 9/32" shackle. High security tubular key. Comes with 2 rugged tubular...

$29.95

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Trimax SXTC123 Stainless Steel Coupler Lock

Secures the latch on many trailer coupler latches. Stainless Steel 9/32" (approx.) shaft. Head slides to fits couplers with 7/8, 2-1/2" and 3-1/2"...

$29.95

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Trimax TC123 Coupler Lock

Secures the latch on many trailer coupler latches. Stainless Steel 9/32" (approx.) shaft. Head slides to fits couplers with 7/8, 2-1/2" and 3-1/2"...

$19.95

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Master #2847 Adjustable Coupler Lock

Stainless steel components. Fits many Atwood and Fulton couplers. Fits couplers with latch widths up to 2-3/4" Has 6 possible locking positions from...

$11.95

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Trimax SXTM3123 Stainless Steel Combo Set

Set includes SXTC123 coupler lock and SXTS32 Universal Receiver Lock both using the same key. Both are stainless steel. The Trimax SXTC123 has a...

$59.95

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Trimax TM3123 Combo Set

Set includes TC123 coupler lock and TS32 Universal Receiver Lock both using the same key. The Trimax TC123 has a 9/32" (approx.) shaft that is...

$44.95

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Trimax TM3123 Combo Set - Flat Key

Set includes TC123 coupler lock and TS32 Universal Receiver Lock both using the same key. The Trimax TC123 has a 5/16" shaft that is lockable at 13...

$33.95 $19.95
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Trimax UMAX 50D Universal Coupler Lock

Deluxe UNIVERSAL Dual Purpose Trailer Coupler Lock with an Integrated U-Lock Feature Fits all 1-7/8", 2" and 2-5/16" couplers. Huge 9/16" hardened...

$57.95

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Trimax UMAX 100 Universal Coupler Lock

Fits all 1-7/8", 2" and 2-5/16" couplers. Huge 5/8" hardened steel shackle. Attractive ballistic grade housing absorbs hammer blows and protects...

$94.95

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Trimax TCP50 - Keyed Alike Towing Set

Set contains a Umax50 Universal Coupler Lock, a TC123 Latch Lock and a TS32 Receiver Lock ALL OF WHICH USE THE SAME KEY. The Umax50 Universal...

$99.95

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Trimax TCP100 - Keyed Alike Towing Set

Set contains a Umax100 Universal Coupler Lock, a TC123 Latch Lock and a TS32 Receiver Lock ALL OF WHICH USE THE SAME KEY. The Umax100 Universal...

$123.95

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Blaylock TL33 Universal Coupler Lock

Fits more than 30 couplers. Precision-made of heavy grade aircraft aluminum. Features a 3/4" steel locking pin. Requires a padlock such as the 70mm...

$44.95

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Master #379KA Universal Couple Lock

Fits 1-7/8", 2", and 2-5/16" couplers manufactured by Reese®, Fulton, Valley, Atwood®, Shelby, Putnam, Hammerblow, Dutton Lainson, and UFP....

$41.95

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