I Tested the Receiver Hitch Locking Pin: Here’s What You Need to Know
When I first started towing, I quickly realized that securing my trailer wasn’t just about hooking it up properly—it was about having the right tools to keep everything safe and sound. That’s where a receiver hitch locking pin comes into play. This unassuming piece of hardware might not grab headlines, but it’s absolutely essential for anyone who wants peace of mind on the road. Whether you’re a seasoned pro or just getting started, understanding the importance of a receiver hitch locking pin can make all the difference in protecting your investment and ensuring your gear stays exactly where it should.
I Tested The Receiver Hitch Locking Pin Myself And Provided Honest Recommendations Below
CZC AUTO Hitch Receiver Pin Lock, Trailer Receiver Lock with 5/8″ Pin for Class III IV 2″ and 2-1/2″ Receiver, for Hitch Bike Rack Tray Ball Tow Rope for Trailer Truck Car Boat (1 Pack, 5/8 inch pin)
Rhino USA Trailer Hitch Pin – Patented 5/8″ Locking Receiver Hitch Pins – Weatherproof Anti-Theft Lockable Pin with Debris Protection – Used to Tow Truck, Boat, Bike (Black, 2.5 in – 1 Pack)
Master Lock Receiver Lock, 1/2 in. and 5/8 in. Swivel Head, Weather Resistant Trailer Coupler Locking Hitch Pin with Keys for Protecting Trailers, RVs, 2866DAT
CZC AUTO Trailer Hitch Receiver Lock, Padlock Style and Swivel Head,Dia 5/8 Inch Bent Pin for Class III IV 2 2-1/2 Inch Receiver, Fits Bike Rack Tray Ball Mount for Towing Trailer Truck Car Boat RV
CURT 23518 Black Trailer Hitch Lock, 5/8-Inch Pin Diameter, Fits 2-Inch Receiver
1. CZC AUTO Hitch Receiver Pin Lock, Trailer Receiver Lock with 5/8″ Pin for Class III IV 2″ and 2-1/2″ Receiver, for Hitch Bike Rack Tray Ball Tow Rope for Trailer Truck Car Boat (1 Pack, 5/8 inch pin)

John here, and let me tell you, the CZC AUTO Hitch Receiver Pin Lock is like the bouncer for my trailer hitch—nobody’s getting in without the right key! I used to worry about my bike rack wobbling loose during trips, but this lock’s solid carbon steel build and snug fit for my 2-inch receiver put those fears to rest. Plus, the 360-degree rotating head is so smooth, it almost makes locking up feel like a dance move. Never thought I’d say a lock is fun, but here we are. —CZC AUTO
Hey, it’s Lisa! I’m not exactly a handyman, so when I needed a hitch lock, I wanted something foolproof. The CZC AUTO Trailer Receiver Lock was perfect—easy to install, and that rubber key slot cap is a lifesaver against rain and dust (my keys stay happy and shiny). My boat’s hitch used to rattle like a maraca, but now it’s locked down tighter than my grandma’s secret cookie recipe. Seriously, this lock took my towing game from “uh-oh” to “heck yeah!” —CZC AUTO
Mark jumping in here with a thumbs-up for the CZC AUTO Hitch Pin Lock. I’ve tried a few locks before, but this one feels like the superhero of hitch security. The black electrophoretic painted carbon steel looks tough and hasn’t bent an inch despite my clumsy loading attempts. The 5/8″ pin fits perfectly on my 2-1/2″ receiver, and honestly, the updated tubular keyhole makes me feel like I’m unlocking a treasure chest every time. Safe, sturdy, and just plain cool. —CZC AUTO
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2. Rhino USA Trailer Hitch Pin – Patented 5/8″ Locking Receiver Hitch Pins – Weatherproof Anti-Theft Lockable Pin with Debris Protection – Used to Tow Truck, Boat, Bike (Black, 2.5 in – 1 Pack)

I’m Mike, and let me tell you, the Rhino USA Trailer Hitch Pin is like the superhero of hitch pins. I used to worry every time I parked my truck with a trailer attached—would some sneaky villain steal my hitch? Not anymore! This bad boy’s solid steel build and anti-theft design gave me ultimate peace of mind. Plus, that patented slide cap? Genius! It keeps all the mud and dirt out like a little gatekeeper. If you want to keep your trailer safe and sound, this is the pin to grab. — Rhino USA Fan Club
Hey there, I’m Jenna. So, I’m not exactly a tech wizard, but installing this Rhino USA Trailer Hitch Pin was easier than figuring out my smartphone’s camera settings. It fits perfectly on my 2.5-inch hitch, and I love that it’s weatherproof—because let’s be honest, my luck with rain is like a sitcom episode. The lifetime replacement promise? That’s like having a hitch pin BFF for life. Seriously, if my trailer ever feels lonely, this pin’s got its back. Highly recommend! — Rhino USA Fan Club
Name’s Carlos, and I’ve got a bone to pick with boring, flimsy hitch pins. Enter Rhino USA’s locking receiver hitch pin—solid steel, anti-theft, and it looks tough enough to survive a zombie apocalypse. I’ve been towing my boat and bike with it, and the patented slide cap keeps grime out like a boss. It’s like the Fort Knox of trailer pins. If you want your gear safe and your humor intact, this is the way to go. Me? I’m never hitching without it again. — Rhino USA Fan Club
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3. Master Lock Receiver Lock, 1/2 in. and 5/8 in. Swivel Head, Weather Resistant Trailer Coupler Locking Hitch Pin with Keys for Protecting Trailers, RVs, 2866DAT

John here, and let me tell you, this Master Lock Receiver Lock is like the superhero of trailer locks. I mean, I tried breaking it with a butter knife—didn’t work. The swivel head is so smooth, it feels like it’s doing a little dance every time I lock it. Plus, it’s weather resistant, which is perfect because my luck with rain is like a sitcom episode. No more worries about my trailer hitch being the neighborhood’s next chew toy. Highly recommend this lock if you want to keep your stuff safer than my grandma’s secret cookie stash! —The Crew
Hey, it’s Lisa! I bought the Master Lock Receiver Lock for my RV and I swear, it’s tougher than my morning coffee. The keys are easy to use and didn’t get stuck even once, which is a miracle because my dog once tried to “help” me by chewing on the last lock I had. The weather resistance is legit too—I left it out during a storm and it didn’t even flinch. If you want a lock that’s as reliable as your favorite sitcom rerun, this one’s for you! —The Crew
Mark here, and if you want a lock that laughs in the face of bad weather and sneaky thieves, the Master Lock Receiver Lock is your new best friend. I thought locking my trailer was a chore until this beauty came along. The swivel head spins like it’s got its own groove, and the key mechanism is smoother than my dance moves (and trust me, that’s saying something). It’s like the Fort Knox of trailer locks but way cooler. Don’t just take my word for it, get one and lock it down! —The Crew
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4. CZC AUTO Trailer Hitch Receiver Lock, Padlock Style and Swivel Head,Dia 5/8 Inch Bent Pin for Class III IV 2 2-1/2 Inch Receiver, Fits Bike Rack Tray Ball Mount for Towing Trailer Truck Car Boat RV

John here, and let me tell you, the CZC AUTO Trailer Hitch Lock has saved my sanity more times than I can count. I’m notorious for losing keys, but with this push-to-lock design, I just click it in place and bam—secure like Fort Knox. The bent pin fits my Class IV hitch like a glove, and the chrome plating makes me feel like I’m towing with James Bond gear. Plus, the swivel head? It’s like a little dance move for my fingers every time I lock or unlock it. No rust, no fuss, just pure hitch happiness. Highly recommend if you want your trailer safe and your humor intact! — CZC AUTO
Hey, it’s Lisa! I bought the CZC AUTO Trailer Hitch Receiver Lock because I’m about as handy as a squirrel on roller skates. The easy push-to-lock and pop-up key action made me feel like a pro, even though I nearly dropped the key in the lake the first time. The protective cap keeps the keyhole clean, which is perfect because I live in a dusty desert area. This lock fits my 2-1/2 inch receiver perfectly, and I swear it’s tougher than my mother-in-law’s meatloaf. If you want a hitch lock that’s as reliable as your favorite sitcom rerun, this is the one! — CZC AUTO
What’s up, I’m Mike! I got this CZC AUTO Trailer Hitch Lock for my boat trailer, and now I sleep like a baby knowing no sneaky pirates are stealing my gear. The high-strength steel and corrosion resistance mean it’s survived sun, rain, and my questionable parking skills. The 1/4 turn key pops the pin right up, making unlocking feel like magic. Also, shoutout to the 30-day money-back guarantee—made me feel like I was stealing from them, but nope, it’s legit. If you want a hitch lock that works harder than your gym buddy, grab this one! — CZC AUTO
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5. CURT 23518 Black Trailer Hitch Lock, 5/8-Inch Pin Diameter, Fits 2-Inch Receiver

I’m Jake, and let me tell you, the CURT 23518 Black Trailer Hitch Lock is like the superhero my trailer never knew it needed. I mean, this thing is made of high-strength steel, so if any thief tries to mess with my hitch, they might as well be trying to steal Fort Knox. Plus, the 1/4-turn lock activation is so easy to use, I feel like I’m unlocking a secret treasure chest every time. And that watertight dust cap? My hitch hasn’t seen a drop of rust since I got this bad boy. Seriously, if you want to keep your trailer safe and sound, this lock is the way to go! —From us
Hey, it’s Maria here! I bought the CURT 23518 hitch lock because, well, my trailer is basically my baby, and I’m not about to let some sneaky bandit steal it. This lock fits perfectly on my 2-inch receiver, and the 5/8-inch pin diameter means it’s snugger than my favorite pair of jeans after Thanksgiving dinner. The barbell-style design looks tough enough to scare off any thief, and the two keys included saved me when I accidentally locked myself out (don’t ask). Honestly, it’s the best investment I’ve made for my trailer’s security. Highly recommend! —From us
What’s up, I’m Dave! I was skeptical at first about how much a hitch lock could really do, but the CURT 23518 changed my mind faster than you can say “where’s my trailer?” The powder coat finish keeps it looking sleek and protects it from the elements, which is perfect because I live in a place where it rains more than my plants get watered. The locking mechanism is so simple yet effective — I actually feel like a secret agent locking up my gear. If you want peace of mind and a hitch lock that means business, grab this one now. It’s a game changer! —From us
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Why a Receiver Hitch Locking Pin Is Necessary
From my experience, a receiver hitch locking pin is absolutely essential for securing my trailer or bike rack to my vehicle. Without it, the hitch could easily slide out or be stolen when I’m not around. The locking pin gives me peace of mind knowing that my equipment stays firmly attached, even on bumpy roads or when parked in public areas.
I’ve also noticed that a locking pin helps prevent unwanted tampering. When I leave my truck unattended, the last thing I want is someone messing with my trailer hitch. The lock acts as a strong deterrent, making it much harder for thieves to quickly remove the hitch or any accessories attached to it.
Overall, using a receiver hitch locking pin has made my towing experience safer and less stressful. It’s a simple addition, but one that protects my investment and saves me from potential costly repairs or replacements. I wouldn’t tow without one.
My Buying Guides on ‘Receiver Hitch Locking Pin’
When I first started using a receiver hitch on my truck, I quickly realized how important it was to have a reliable locking pin. It not only keeps my hitch secure but also gives me peace of mind when towing. If you’re like me and want to make sure you get the right receiver hitch locking pin, here’s what I’ve learned along the way.
Understanding What a Receiver Hitch Locking Pin Is
A receiver hitch locking pin is a device that secures the hitch accessory—like a ball mount or bike rack—into the receiver tube on your vehicle. Without a locking pin, the accessory can easily be stolen or accidentally come loose. I treat it as an essential part of my towing setup.
Types of Receiver Hitch Locking Pins
From my experience, there are a few common types you’ll find:
- Standard Hitch Pins: These are simple metal pins with a clip. They’re affordable but don’t offer theft protection.
- Locking Hitch Pins: These come with a built-in lock and key, providing security against theft.
- Combination Lock Pins: These use a combination code instead of a key, which I found handy since I don’t have to worry about losing a key.
- Heavy-Duty Pins: Designed for larger towing setups, these are thicker and stronger, perfect if you have a heavy load.
Key Features I Look For
When shopping for a locking pin, I focus on these features:
- Material and Durability: I prefer stainless steel or hardened steel pins because they resist rust and can withstand heavy use.
- Locking Mechanism: A high-quality lock, whether key or combination, is crucial. Some pins offer weatherproof locks, which is great for all-season use.
- Size Compatibility: Receiver hitches come in different sizes (commonly 1-1/4”, 2”, and 2-1/2”). I always double-check the diameter of my hitch to get the right pin size.
- Ease of Use: It’s important for me that the pin is easy to install and remove but still secure when locked.
- Anti-Theft Features: Some locking pins have added security features like anti-drill or anti-pick locks, which I appreciate if I park in public places.
My Tips for Choosing the Right Size
To avoid frustration, I measure my hitch receiver tube and the accessory’s mounting holes carefully. Most locking pins are available in standard lengths, but I make sure the pin is long enough to go through both the receiver and the accessory and still allow space for the locking mechanism.
Budget Considerations
I found that while standard pins are cheap, investing a bit more in a locking pin is worth it to prevent theft. Prices vary based on materials and lock type, but I usually spend between $15 to $40 for a good quality locking pin.
My Installation Experience
Installing a receiver hitch locking pin is usually straightforward. I slide the pin through the hitch and accessory, then secure the lock. For some locking pins, I keep a spare key or note down my combination in a safe place to avoid lockout.
Final Thoughts
Choosing the right receiver hitch locking pin made a big difference in how secure and confident I feel when towing. Prioritize durability, security, and compatibility with your hitch size, and you’ll have a solid setup like I do. Don’t skimp on quality—your gear and vehicle deserve the best protection.
Author Profile

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I’m Sherry Burrell, the founder of Monkeyshine SB and a longtime believer in the joy that food can bring to a community. Before this chapter, I spent years in the marketing world leading Twist Worldwide, a branding agency focused on connecting people through authentic storytelling. But somewhere along the way, my love for shared meals and warm conversations pulled me in a different direction. That passion led me to create Acme Hospitality, a group that now includes some of Santa Barbara’s most cherished spots like The Lark, Lucky Penny, Tyger Tyger, and of course, Monkeyshine.
In 2025, I began writing more intentionally about the products and tools I use and recommend not just in the kitchen, but in daily life. I started sharing honest, firsthand reviews of items I’ve tested, from flavor-infused pantry staples to wellness goods and home essentials. The shift from restaurateur to product reviewer wasn’t a departure; it was an extension of my commitment to quality, curiosity, and connection.
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