Why Trailer King Pin Locks Is Necessary?
The best trailer king pin locks is necessary because it helps to keep the trailer securely attached to the tow vehicle. Without a lock, the trailer could become detached from the tow vehicle and cause an accident. A properly functioning lock also helps to prevent thieves from stealing the contents of the trailer.
Our Top Picks For Best Trailer King Pin Locks
Best Trailer King Pin Locks Guidance
EZOOOOIU 5th Wheel King Pin Lock Solid Steel Trailer King Pin Lock Anti Theft with Bright Yellow Caution Tag 2 Keys for RVs, Container, Trailers

The EZOOOOIU 5th Wheel King Pin Lock Solid Steel Trailer King Pin Lock Anti Theft with Bright Yellow Caution Tag 2 Keys for RVs, Container, Trailers is a heavy duty steel lock that prevents theft by preventing the king pin from connecting with a 5th wheel. The steel lock covers the entire king pin for total security, and the strong visible warning makes it difficult for thieves to ignore. This lock is ideal for rvs, container trailers and campers, and is widely used by trucking companies, rv dealers or fleet drivers.
Common Questions on EZOOOOIU 5th Wheel King Pin Lock Solid Steel Trailer King Pin Lock Anti Theft with Bright Yellow Caution Tag 2 Keys for RVs, Container, Trailers
• What is the purpose of the EZOOOOIU 5th Wheel King Pin Lock?The EZOOOOIU 5th Wheel King Pin Lock is a solid steel trailer king pin lock that is used to prevent theft of trailers, RVs, and containers. The bright yellow caution tag is a warning to potential thieves that the trailer is locked. The lock comes with two keys.
• How do you use the EZOOOOIU 5th Wheel King Pin Lock?
Insert the key into the lock and turn clockwise to lock. Repeat this process five times with unique values.
• What are the dimensions of the EZOOOOIU 5th Wheel King Pin Lock?
The lock is 4.5” long and 2.9” wide. The shackle is .47” in diameter.
Why We Like This
• Constructed from heavy duty steel for weather resistance and durability• Features a bright yellow caution tag for high visibility• Reinforced with a No45 steel cuff for added security• Locking pin is incredibly strong and cannot be disengaged without the key• Ideal for RVs, container trailers, and campers
Additional Product Information
Color | Yellow |
Height | 3.27 Inches |
Length | 4.49 Inches |
Buyers Products KPL200 King Pin Lock

When it comes to truck equipment, there is no company more dedicated to customer care, innovation, and value than Buyers Products. Founded in 1946, Buyers has become a leader in the industry by always putting the needs of its customers first.
One of the ways Buyers does this is by offering high-quality products that are built to last. The KPL200 King Pin Lock is a perfect example. Made from durable cast steel, this lock is designed to prevent accidental coupling and is built to withstand the harshest conditions.
So if you’re looking for a company that you can rely on for all your truck equipment needs, look no further than Buyers Products. With a commitment to quality and customer service, they’ll always have you covered.
Common Questions on Buyers Products KPL200 King Pin Lock
• What is the width of the Buyers Products KPL200 King Pin Lock?The width of the Buyers Products KPL200 King Pin Lock is 5″.
• What is the height of the Buyers Products KPL200 King Pin Lock?
The height of the Buyers Products KPL200 King Pin Lock is 10″.
• What is the weight of the Buyers Products KPL200 King Pin Lock?
The weight of the Buyers Products KPL200 King Pin Lock is 4 lbs.
• What is the length of the Buyers Products KPL200 King Pin Lock?
The length of the Buyers Products KPL200 King Pin Lock is 3-1/2″.
• How much does the Buyers Products KPL200 King Pin Lock cost?
The Buyers Products KPL200 King Pin Lock costs $21.95.
Why We Like This
• 1. Durable, cast steel construction.• 2. Oversize housing prevents mistaken coupling.• 3. From snow and ice equipment to toolboxes, hydraulics, towing, truck and trailer hardware to our innovative lighting products it’s amazing what Buyers Products can do for your truck.• 4. We design products like we’re building them for ourselves, because we are; Our teams are staffed with engineers and experts who know how to make a product exceptional.• 5. Founded in 1946, Buyers Products has become a leader in the truck equipment industry though our commitment to customer care, innovation, and value across our range of products.
Additional Product Information
Color | Steel |
Height | 3.4 Inches |
Length | 5 Inches |
Weight | 3.22 Pounds |
BOYISEN 5th Wheel King Pin Lock Solid Steel Anti Theft for RVs, Container Trailers and Campers with Handles Warning Tag

The BOYISEN 5th Wheel King Pin Lock is a high-quality, heavy-duty lock designed to secure your RV, boat, or camper against theft. This lock is made of solid steel for weather resistance and durability, and features a bright yellow finish for high visibility. The included warning tag reminds you to remove the lock before hitching, and the unique keyed lock design ensures that only you have access to your vehicle. This lock fits most RV, boat, and camper kingpins, and is the ideal choice for trucking companies, RV dealers, or fleet drivers.
Common Questions on BOYISEN 5th Wheel King Pin Lock Solid Steel Anti Theft for RVs, Container Trailers and Campers with Handles Warning Tag
• What is the price of BOYISEN 5th Wheel King Pin Lock?The price of BOYISEN 5th Wheel King Pin Lock is $25.99.
• What is the shipping weight of BOYISEN 5th Wheel King Pin Lock?
The shipping weight of BOYISEN 5th Wheel King Pin Lock is 4.6 pounds.
• What are the dimensions of BOYISEN 5th Wheel King Pin Lock?
The dimensions of BOYISEN 5th Wheel King Pin Lock are 6.3 x 4.7 x 2.8 inches.
• What is theavailable in BOYISEN 5th Wheel King Pin Lock?
The available colors in BOYISEN 5th Wheel King Pin Lock are red and yellow.
• What is the warranty period of BOYISEN 5th Wheel King Pin Lock?
The warranty period of BOYISEN 5th Wheel King Pin Lock is one year.
Why We Like This
• 1. More convenient with handle• 2. Keyed unique• 3. Heavy duty construction• 4. High visibility• 5. Universal fit
Additional Product Information
Color | Yellow |
Height | 3.543307083 Inches |
Length | 5.905511805 Inches |
Weight | 1.98 Pounds |
RoadPro RPKPSL-2 Heavy-Duty Steel King Pin Lock

The RoadPro RPKPSL-2 Heavy-Duty Steel King Pin Lock is a high-quality, durable lock that is designed to cover the entire king pin and prevent it from engaging with the fifth wheel. The lock is made from heavy-duty steel with chrome plating and features a bright yellow warning tag with a 12″ steel chain. The lock also comes with a slide bolt lock and 2 keys.
Common Questions on RoadPro RPKPSL-2 Heavy-Duty Steel King Pin Lock
• What is the weight capacity of the RoadPro RPKPSL-2 Heavy-Duty Steel King Pin Lock?The RoadPro RPKPSL-2 Heavy-Duty Steel King Pin Lock has a weight capacity of 10,000 lbs.
• What are the dimensions of the RoadPro RPKPSL-2 Heavy-Duty Steel King Pin Lock?
The RoadPro RPKPSL-2 Heavy-Duty Steel King Pin Lock has the following dimensions: Length – 4.5″, Width – 2.75″, Height – 1.75″.
• What is the RoadPro RPKPSL-2 Heavy-Duty Steel King Pin Lock made of?
The RoadPro RPKPSL-2 Heavy-Duty Steel King Pin Lock is made of high-strength steel for maximum security.
Why We Like This
• 1. Heavy duty steel construction with chrome plating.• 2. Covers entire king pin and prohibits engaging with the fifth wheel.• 3. Measures: 325″H x 350″D.• 4. Bright yellow warning tag with 12″ steel chain.• 5. Slide bolt lock with 2 keys.
Additional Product Information
Color | Silver |
Height | 3.25 Inches |
Length | 4.5 Inches |
Weight | 2.66 Pounds |
BISupply Semi Trailer King Pin Lock – Anti Theft 5th Wheel Hitch Locking Pin Kingpin Hitch Lock for RVs or Trailers

BISupply Semi Trailer King Pin Lock – Anti Theft 5th Wheel Hitch Locking Pin Kingpin Hitch Lock for RVs or Trailers is a device used to protect your trailer from being towed away. The lock works by sliding the cuff onto the hitch and engaging the fifth wheel kingpin lock using the included keys. The lock cylinder slides inwards to ensure a sturdy, tamper-resistant connection that protects your trailer from being towed away. The fluorescent tag helps prevent accidents that could damage your vehicle while your RV king pin lock is engaged. The package content includes a 3-inch (76 cm) tall king pin hitch lock with slide bolt pin, 2 keys, and a plastic warning tag.
Common Questions on BISupply Semi Trailer King Pin Lock – Anti Theft 5th Wheel Hitch Locking Pin Kingpin Hitch Lock for RVs or Trailers
• What is the BISupply Semi Trailer King Pin Lock – Anti Theft 5th Wheel Hitch Locking Pin Kingpin Hitch Lock for RVs or Trailers?The BISupply Semi Trailer King Pin Lock is an anti-theft locking pin for 5th wheel hitches on RVs or trailers.
• How does the BISupply Semi Trailer King Pin Lock work?
The BISupply Semi Trailer King Pin Lock works by inserting the locking pin into the kingpin of the 5th wheel hitch, which locks it in place and prevents it from being removed.
• Why would I need the BISupply Semi Trailer King Pin Lock?
The BISupply Semi Trailer King Pin Lock is great for preventing theft of your RV or trailer, as it makes it much more difficult for would-be thieves to remove the 5th wheel hitch.
• How do I install the BISupply Semi Trailer King Pin Lock?
Installation is easy, simply insert the locking pin into the kingpin of the 5th wheel hitch and you’re done!
• What are the dimensions of the BISupply Semi Trailer King
Why We Like This
• Heavy duty steel construction for durability and strength• rust and corrosion resistant• easy to use• comes with a warning tag and 2 keys• ideal for truck companies, RV dealers, and fleet drivers
Additional Product Information
Height | 7.49999999235 Inches |
Length | 24.9999999745 Inches |
Benefits of Trailer King Pin Locks
A trailer king pin lock is one of the simplest and most effective ways to prevent your trailer from being stolen. It is a locking device that attaches to the king pin, preventing it from being removed. This type of lock is extremely difficult to defeat, making it an excellent choice for those who want maximum security for their trailers. Here are some other benefits of using a trailer king pin lock:
-Prevents theft: As aforementioned, this type of lock makes it very difficult for thieves to steal your trailer. If they can’t remove the king pin, they can’t hook up your trailer and drive away with it.
-Is simple to use: You don’t need any special tools or equipment to install or use this lock; all you need is a key (or combination) that you will keep with you at all times. This means that even if you forget your keys somewhere, no one else will be ableto access your lockedtrailer.
Buying Guide for Best Trailer King Pin Locks
A trailer king pin lock is a must-have for any RV owner who wants to keep their investment safe. Here are a few things to look for when choosing the best king pin lock for your needs:
1. Look for a trailer king pin lock that is made from durable materials. This will help ensure that it can withstand any type of weather or road conditions.
2. Choose a trailer king pin lock that is easy to install and use. This will make it simple to keep your RV secure while you are on the road.
3. Make sure the trailer king pin lock you select comes with a warranty. This will give you peace of mind in knowing that your investment is protected in case of any malfunctions.
Frequently Asked Question
What is the best trailer king pin lock?
The best trailer king pin lock is the one that is most secure and easy to use. There are many different kinds of locks on the market, so choose the one that best meets your needs.
What are the features of the best trailer king pin locks?
Some features of the best trailer king pin locks are that they are made of high quality materials, they are easy to install, and they are very durable.
What are the benefits of using a trailer king pin lock?
King pin locks are designed to prevent trailer theft by locking the trailer to the tow vehicle. They are typically used in conjunction with a coupler lock. King pin locks vary in design, but most consist of a steel bar that fits over the king pin and is secured with a padlock.
How does a trailer king pin lock work?
A trailer king pin lock is designed to secure the king pin of a trailer to the tow vehicle. It typically consists of a metal bracket that attaches to the tow vehicle and a locking device that secures the king pin to the bracket.
How do I install a trailer king pin lock?
Most trailer king pin locks can be installed by first removing the cap from the lock body, inserting the shackle into the lock body, and then threading the lock body onto the king pin. Once the lock body is snug against the king pin, the shackle can be closed and the lock will be set.
Conclusion
Thank you for your time. I hope I have convinced you of the importance of Trailer King Pin Locks. Nothing is more important than the safety of your family, and these locks will give you peace of mind.
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