SKU: 83493581518

SAS Fort A Fortress Trailer Hitch Lock For Avonride Nugent Couplings

Sale price$107.09 Regular price$118.99
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Ships within 48 hours · Estimated delivery Aug 4 - Aug 9

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Description

SAS Fort A Fortress Trailer Hitch Lock For Avonride Nugent CouplingsThe Avonride Head on Ifor Williams Trailers was specially in mind with the design of the the Fortress A hitch lock for Ifor Williams Trailers. The SAS Hitch Lock gives maximum security by completely covers the hitch head and bolts and makes it insurance approved. Fits: The Fortress A Hitch Lock fits the Knott Avonride hitch found on Ifor Williams Trailers and Ifor Williams horse boxes. The AK351 found on many Brian James Trailers over 3. 5 tonne

The Avonride Head on Ifor Williams Trailers was specially in mind with the design of the the Fortress A hitch lock for Ifor Williams Trailers. The SAS Hitch Lock gives maximum security by completely covers the hitch head and bolts and makes it insurance approved.

Fits:

The Fortress A Hitch Lock fits the Knott Avonride hitch found on Ifor Williams Trailers and Ifor Williams horse boxes. The AK351 found on many Brian James Trailers over 3.5 tonne trailers will also fit this hitch lock. Fort A will also fit Alko AK350 Cast Head, Alko AK3500, and the Winterhoff WW200 Cast head. Please note that the AK351 is very similar in appearance the the AL-KO AK301 hitch lock which fits the SAS Fortress B. Please check for the writing on the hitch for the model number to ensure you are choosing the correct hitch.

The Fort A will fit to your trailer hitch whilst hitched or unhitched to your towing vehicle. This prevents your car park or motorway service station thieves separating your car and trailer because the hitch handle will be covered.

Features:

The maximum security 'safe style' lock on this hitch lock has twin hardened pins to lock. The Lock also has anti-drill protection to further increase security and deter thieves.

Hitch lock is made of tough steel, finished in Zinc pacifate, and painted bright red for maximum visual deterrent.

Compact and easily stored which makes it ideal for touring. Tough plastic hitch lock carry case available as an extra from SAS for easy storage when not in use.

This is an ideal hitch lock for Ifor Williams Trailers and Brian James Trailers with the AK351 Hitch. Other Hitch Locks also available for other hitches.

The SAS Fortress A Hitch Lock fits the following hitches:
Knott Avonride (mostly found on Ifor Williams Trailers)
Al-ko AK350 Cast Head
Al-ko AK351
Al-ko AK3500
Winterhoff WW200 Cast Head

Picking The Correct Hitch Lock

Please check the above 'Hitch Lock Finder Guide' seen in the images provided. Please use this sizing guide to ensure you purchase the correct hitch lock for your trailer. Please note we sell the entire SAS Security product range, so if a different hitch lock is more suitable, please visit our eBay Store and 'Security Products = Trailer Hitch Locks' category to find the SAS listing for it.

  • Letters A – W show different hitches down the left hand column, corresponding with the hitch photos above the table. Along the top shows the hitch models and where the table shows a spot, that hitch lock should fit.
  • This Hitch Lock finder guide is not exhaustive and may not include your hitch if it is not so common. If you can’t find your hitch on this table or want further clarification on what hitch lock will fit your hitch, please contact us by sending us a photo of your hitch and one of our team will try to assist further. The hitch mounting on the trailer draw bar/A-Frame could also affect which hitch locks will fit so please bear this in mind. The Fortress Range of Hitch Locks works best on braked trailers.
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 83493581518

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4.5 ★★★★★
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S
Sophia S.
Lexington, US
★★★★★ 5
Comfortable, cooling, and OEKO-TEX certified, it’s a great way to refresh any mattress.
This 3-inch mattress topper instantly upgraded my bed with a softer, cooler, and more supportive feel. The bamboo-viscose fabric is noticeably breathable, helping regulate heat throughout the night—great for hot sleepers. The 1200GSM down-alternative fill adds plush, cloud-like cushioning while still offering balanced support for the back and shoulders. It fits securely with the deep pockets and stays in place even when turning. After allowing it to fully expand, the topper fluffs up beautifully. Comfortable, cooling, and OEKO-TEX certified, it’s a great way to refresh any mattress.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 8, 2025
L
Leon
Alexandria, US
★★★★★ 5
Great upgrade for a rental apartment mattress
The mattress in my rental place is firm to the point where it almost feels unfinished. Instead of replacing it, I decided to try adding this topper. It made an immediate difference in the way the bed feels when I sit or lie down. There’s a nice cushioned layer that softens that “flat” feeling but still holds its shape. Another thing I noticed is how breathable it is. I expected thick padding to feel warm, but the airflow here feels better than the original mattress surface. Even after moving around, it never felt heavy or stuffy.
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Reviewed in the United States on November 22, 2025
A
Alexa Young
Los Angeles, US
★★★★★ 5
Soft and Comfortable Topper
I got this bamboo mattress topper for a small single bed we keep in our guest room, but I ended up testing it out myself first. The material feels soft and breathable, which is nice because that room can get a little warm in the afternoons. It adds a good amount of cushioning without making the bed too soft. After a couple of nights, my back actually felt better compared to the old mattress alone. I also appreciate that it’s machine washable, because our guest room sometimes doubles as a nap spot for my son after swim class, and spills happen. It dried pretty quickly in the dryer and kept its shape. Overall, it made the bed feel much more comfortable and fresh.
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Reviewed in the United States on November 24, 2025
T
TED
Omaha, US
★★★★★ 5
Added comfort for someone working night shifts
I work odd hours, so my sleep schedule is all over the place. My mattress has always felt a bit too stiff after long shifts, so I got this topper hoping it would help me relax faster. It really changed the overall feel of the bed. The padding has a cushioned lift that makes lying down feel smoother, especially around the shoulders and lower back. Instead of feeling like I’m dropping onto a firm surface, there’s a soft layer that evens out the pressure. What surprised me most is how light the surface feels. Even after staying in one position, it never gets stuffy or heavy. The airflow makes a difference when your body is trying to wind down after work. The fitted pocket also stays tight around the mattress, so nothing shifts when I move. I can stretch out without worrying about the topper sliding off.
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Reviewed in the United States on November 24, 2025
K
Kyle
Phoenix, US
★★★★★ 5
Good option for softening a college apartment bed
I moved into a college apartment where the bed felt like it belonged in a dorm from years ago—flat and stiff. Instead of dealing with it, I tried this topper, and it added a cushiony layer right away. The surface feels much more forgiving when I fall onto the bed after studying or hanging out with friends. It has just enough padding to take away that board-like feeling without making the bed sag. Another thing I noticed is how breathable it is. I expected something this thick to feel warm, but it actually stays cool even if I stay on one side for a long stretch.
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Reviewed in the United States on November 19, 2025

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