Best Steel Trailer Coupler Lock

Master Lock - (3 Keyed Alike Universal Trailer Coupler Locks 379KA-3

  • In Stock with a delivery time of 1 to 5 days. This is a set of 3 Keyed Alike trailer coupler/tongue locks and is ideal when needing multiple locks that utilize ONLY one key. The same key opens all three locks. Each lock comes with two keys, therefore you will receive a total of six keys with the purchase of this 3 pack. Limited Lifetime warranty..
  • These locks protects unattended trailers and guards against tow-away theft. The universal trailer coupler lock fits 1-7/8in (48mm), 2in (51mm) and most 2-5/16in (59mm) couplers by Reese, Fulton, Valley, Atwood, Shelby, Putnam, Hammerblow, Dutton, Lainson, and UFP..
  • This simple design is difficult to defeat because when it's locked on the trailer the lock rests on top of the coupler (see image) thus thwarting blunt force from downward hammer strikes. It also rotates (less rigidity) making it harder to break with sledge hammer force..
  • Rekeyable cylinder for keyed alike convenience with an advanced locking mechanism that resists picking and prying. Each lock weighs 2.4 lbs. and is simple to install and remove..
  • Made with Reinforced Zinc Die-Cast resists rust and corrosion. Few materials provide the strength and toughness of zinc alloys. Impact resistance is significantly higher than cast aluminium alloys, plastics....
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Shocker Gooseneck Surge Air Hitch & Shift Lock Coupler for 2-5/16\ Ball, 3-15/16\ Square Top Crank 30K Coupler

  • Smoother Safer Towing: Improves your ride, reduces wear & tear on pickup & trailer. Easy Install: Completely replaces your factory gooseneck stem & coupler with Gooseneck Surge Air System & Coupler.  Installs in Minutes..
  • Absorbs Road Shock: Helps eliminate tugs, jerks & bumps felt when towing on rough roads or concrete highways. Built in Airbag: This hitch directs the tow resistance through an airbag, producing a smooth ride..
  • 30,000 lbs Tow & 7,000 lbs tongue weight: Available with 30k dual latching Shift Lock gooseneck coupler. Fits 2-5/16? gooseneck hitch balls: & has 3 height adjustment holes. (Standard coupler extends 3 inches forward from your factory coupler or choose 9 inch offset extension coupler for short bed pickups).
  • Air Ride Technology: Protects your truck, gooseneck trailer and the contents with a smoother, safer tow. Heavy loads, just add air. The cure for choppy, bouncy, buckled, rough & busted up roads. No more booms, bangs and jerks when towing with your gooseneck..
  • Includes complete Shocker Gooseneck Surge air hitch with built in airbag, replacement inner tube stem & 30,000 lb Shift Lock gooseneck coupler for 2-5/16" ball (Make SURE You Pick Correct Inner Stem Size & Pin Type) Made in the USA by Shocker Hitch Arthur, North Da....
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Weigh Safe Adjustable Trailer Hitch Ball Mount - 6\ Drop Hitch for 2\ Receiver w/ 4 pc Keyed Alike Lock Set, Premium Aluminum Trailer Tow Hitch w/Built in Weight Scale for Anti Sway, 12,500 lbs GTW

  • HELPS PREVENT TRAILER SWAY: Only 6" trailer hitch ball mount that accurately measures tongue weight. Through Patented Technology, Weigh Safe Hitches include built-in scales that allow you to safely load and tow any trailer.
  • 6" ADJUSTABLE BALL MOUNT: 6” drop hitch & 7" rise hitch, adjusts in 1" increments so you get the perfect fit for any trailer height - Secured using Anti-Theft Locking Design to protect your drop hitch.
  • HEAVY-DUTY TOWING CAPACITY: Made of 18 lbs of Aircraft Grade Aluminum & Stainless steel, with an industry leading towing capacity (GTW) of 12,500 lbs. Weigh Safe hitch is as tough as they come!.
  • INCLUDES KEYED ALIKE FOUR PIECE SET: Keyed Alike Dual Pin Lock, Receiver Pin Lock, Coupler Lock and Padlock to completely secure your hitch using only one key for every component of your ball mount!.
  • TRAILER HITCHES MADE IN USA: Heavy duty aluminum hitch w/ built-in tongue weight gauge for safe towing (Lifetime Gauge Warranty Included), 2 stainless steel tow balls, 4 pc lock set, & dust lock cover.
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Shocker Gooseneck Surge Air Hitch & Shift Lock Coupler for 2-5/16' Ball, 4' Round Straight Pin 30K Coupler

  • Smoother Safer Towing: Improves your ride, reduces wear & tear on pickup & trailer. Easy Install: Completely replaces your factory gooseneck stem & coupler with Gooseneck Surge Air System & 30,000 lbs Coupler. Installs in Minutes. Patent #s 11,370,257 B1 & D898,628.
  • Absorbs Road Shock: Helps eliminate tugs, jerks & bumps felt when towing on rough roads or concrete highways. Built in Airbag: This hitch directs the tow resistance through an airbag, producing a smooth ride. The advantage of the Goose Air Shocker is your ability to adjust air pressure for best ride and load control..
  • 30,000 lbs Tow & 7,000 lbs tongue weight: Available with 30k dual latching Shift Lock gooseneck coupler. Fits 2-5/16.
  • Air Ride Technology: Protects your truck, gooseneck trailer and the contents with a smoother, safer tow. Heavy loads, just add air. The cure for choppy, bouncy, buckled, rough & busted up roads. No more booms, bangs and jerks when towing with your gooseneck. Whether you occasional tow a gooseneck trailer or are doing hotshot trucking across the US, this gooseneck hitch adds instant air ride to your towing experience..
  • Includes complete Shocker Gooseneck Surge air hitch with built in airbag, replacement inner tube stem & 30,000 lb Shift Lock gooseneck coupler fo....
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Weigh Safe 180 Hitch LTB8-2-SET Aluminum Adjustable Trailer Hitch w/ Stainless Steel Tow Balls, 8\ Drop Hitch for 2\ Receiver w/ 4 pc Keyed Alike Lock Set, Heavy Duty Ball Mount - 12,500 GTW

  • STAINLESS STEEL TURNOVER BALL: 8" adjustable trailer hitch with stainless steel tow balls (2" tow ball and 2-5/16" tow ball), compatible with 2" receivers and trailers with 2" and 2-5/16" couplers.
  • 8" ADJUSTABLE BALL MOUNT: 8” drop hitch & 9" rise hitch, adjusts in 1" increments so you get the perfect fit for any trailer height - Secured using Anti-Theft Locking Design to protect your drop hitch.
  • HEAVY-DUTY TOWING CAPACITY: Made of 20 lbs of Aircraft Grade Aluminum & Stainless steel, with an industry leading towing capacity (GTW) of 18,500 lbs. Weigh Safe hitch is as tough as they come!.
  • INCLUDES KEYED ALIKE FOUR PIECE SET: Keyed Alike Dual Pin Lock, Receiver Pin Lock, Coupler Lock and Padlock to completely secure your hitch using only one key for every component of your ball mount!.
  • TRAILER HITCHES MADE IN USA: Heavy duty aluminum hitch w/ built-in tongue weight gauge for safe towing (Lifetime Gauge Warranty Included), 2 stainless steel tow balls, 4 pc lock set, & dust lock cover.
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Weigh Safe 180 Hitch LTB4-2-SET Aluminum Adjustable Trailer Hitch w/Stainless Steel Tow Balls, 4\ Drop Hitch for 2\ Receiver w/ 4 pc Keyed Alike Lock Set, Heavy Duty Ball Mount - 12,500 GTW

  • STAINLESS STEEL TURNOVER BALL: 4" adjustable trailer hitch with stainless steel tow balls (2" tow ball and 2-5/16" tow ball), compatible with 2" receivers and trailers with 2" and 2-5/16" couplers.
  • 4" ADJUSTABLE BALL MOUNT: 4” drop hitch & 5" rise hitch, adjusts in 1" increments so you get the perfect fit for any trailer height - Secured using Anti-Theft Locking Design to protect your drop hitch.
  • HEAVY-DUTY TOWING CAPACITY: Made of 18 lbs of Aircraft Grade Aluminum & Stainless steel, with an industry leading towing capacity (GTW) of 18,500 lbs. Weigh Safe hitch is as tough as they come!.
  • INCLUDES KEYED ALIKE FOUR PIECE SET: Keyed Alike Dual Pin Lock, Receiver Pin Lock, Coupler Lock and Padlock to completely secure your hitch using only one key for every component of your ball mount!.
  • TRAILER HITCHES MADE IN USA: Heavy duty aluminum hitch w/ built-in tongue weight gauge for safe towing (Lifetime Gauge Warranty Included), 2 stainless steel tow balls, 4 pc lock set, & dust lock cover.
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Trailer Hitch Security Lock Set Including Yellow U-Shaped Universal Ball Hitch Lock #72783, 1/2" and 5/8" Receiver Hitch Pin Lock, Golden Trailer Hitch Lock Coupler Locking Pin, Share the Same 2 Keys

  • ✅GREAT VALUE KIT: JUST ONE KEY! Our trailer hitch lock set includes 1 universal trailer ball lock, 1/2" and 5/8" receiver hitch pin locks, and a golden trailer coupler lock. The trailer lock kit can meet the locking needs of most trailers in the US.
  • ✅SECURE YOUR TRAILER: Protect your trailer, boat, and camper from theft with our durable and reliable trailer hitch lock set. Made of high-quality solid hardware materials, our locks can carry up to 30,000 lbs and resist picking, prying, and drill outs.
  • ✅EASY TO INSTALL: Our trailer hitch lock set is fully adjustable and easy to install and remove. Plus, you can use just one key for all three locks, making it convenient and hassle-free.
  • ✅PREMIUM QUALITY: Our trailer locks are made of high-quality steel materials that can withstand all types of weather conditions. Plus, our keys are solid and reliable.
  • ✅SHOP WITH CONFIDENCE: Funmit adhere to provide all customers with a simple, streamlined shopping experience of large appliance replacement parts, and prove that we have the highest quality parts and service out there. ....
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Shocker Gooseneck Air Hitch & Coupler for Hull Porter Trailers, Round 3-15/16" Angled Pin 30K SL Coupler

  • Smoother Safer Towing: Improves your ride, reduces wear & tear on pickup & trailer. Easy Install: Completely replaces your factory gooseneck stem & coupler with Gooseneck Surge Air System & 30,000 lbs Coupler. Installs in Minutes. Patent #s 11,370,257 B1 & D898,628.
  • Absorbs Road Shock: Helps eliminate tugs, jerks & bumps felt when towing on rough roads or concrete highways. Built in Airbag: This hitch directs the tow resistance through an airbag, producing a smooth ride. The advantage of the Goose Air Shocker is your ability to adjust air pressure for best ride and load control..
  • 30,000 lbs Tow & 7,000 lbs tongue weight: Available with 30k dual latching patented Shift Lock gooseneck coupler. Fits 2-5/16 inch gooseneck hitch balls: & has 3 height adjustment holes. (Standard coupler extends 3 inches forward from your factory coupler).
  • Air Ride Technology: Protects your truck, gooseneck trailer and the contents with a smoother, safer tow. Heavy loads, just add air. The cure for choppy, bouncy, buckled, rough & busted up roads. No more booms, bangs and jerks when towing with your goose....
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Master Lock - 6 Trailer Locks Keyed Alike 6KA-37937-37

  • In Stock with a delivery time of 1 to 5 business days. Total trailer security Keyed Alike - One key opens all six locks..
  • Multiple 6KA trailer lock packages CAN be keyed alike. If you ordered a quanity of 2, 3 etc we would automatically key them all the same..
  • Latch lock doesn't fit some 2-5/16" couplers. See description below for latch lock (#37) applications. For 2-5/16 couplers the better lock set is: Master Lock - 6 Trailer Locks Keyed Alike 6KA-37937-3.
  • Each lock comes with two keys, for a total of twelve keys..
  • Coupler lock fits 1-7/8", 2" & 2-5/16" couplers..
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DEF Coupler Lock Hitch Trailer Lock with 2 Keys Heavy-Duty Steel Fits 1-7/8 2 and 2-5/16 Replaces#72783 Yellow and Chrome

  • Compatibility: Ratchet design is adjustable with 11 locking positions and fits 1-7/8", 2", and 2-5/16" couplers.
  • Bright yellow color is durable, highly visible, and an essential accessory to all types of trailers.
  • Easy to assemble. Easy and quick to install and remove. Fully adjustable universal fit.
  • These U-shaped locks fit over the coupler on the trailer's tongue and prevents someone else from hooking up his vehicle to your trailer.
  • Safety:Help prevent tow away, Heavy Duty cast Steel universal coupler lock.
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