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Andersen Leveling Blocks with Magnetic Base for Trailers and RVs - 8" Tall - 6K - Qty 6
Andersen

Andersen Leveling Blocks with Magnetic Base for Trailers and RVs - 8" Tall - 6K - Qty 6

Part Number: AN78VR
In Stock
$339.97
Camper Jacks
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Adds 8" of height to reduce jack strain. Each block holds 6,000 lbs and has a magnetic base that sticks to your jack pad. Stackable, nestable, and stable, this 6-pack is built for full trailer support. 1-800-940-8924 to order Andersen camper jacks part number AN78VR or order online at etrailer.com. Free expert support on all Andersen products. Great prices and Fastest Shipping for Andersen Leveling Blocks with Magnetic Base for Trailers and RVs - 8" Tall - 6K - Qty 6. Camper Jacks reviews from real customers.
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  • Reviews (10)
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  • Videos (1)
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Andersen Camper Jacks - AN78VR

Highlights

  • Cuts Jack Cranking Time: Adds 8" of lift so jacks reach the ground faster and strain less.
  • Keeps Trailers Steady: Wide, flat base reduces rocking and sway on soft or uneven ground.
  • Holds Firm During Setup: Magnetic base sticks to jack pads so blocks stay put while lowering.
  • Supports Heavy Loads: Each block handles 6,000 lbs for solid strength across all six points.
  • Stacks for Extra Lift: Interlocking, nestable design builds height or packs compact for storage.
  • Light to Move Around: At 5.3 lbs per block, setup and stowing take little effort at camp.
Made in USA

Features to know about

Cuts Setup Time: Adds 8" of Height Instantly

Nobody likes cranking a jack forever just to hit the ground. These Andersen Leveling Blocks add a full 8" of lift right away, taking the strain off your jack and speeding up setup and teardown. Each block supports up to 6,000 lbs, so you get strong, stable lift without overworking your gear.

Keeps Things Rock Solid: Wide Base for Better Stability

A steady trailer makes camping a lot more comfortable. The wide, flat base of each block helps stop side-to-side sway and keeps your setup firm, even on soft or uneven ground. Once you’re parked, the solid footing helps cut down on rocking so everything feels stable and secure.

Stays in Place: Built-In Magnetic Base

Setting up shouldn’t mean crawling around under your trailer. The built-in magnets on these blocks hold tight to your jack pad, keeping everything lined up as you lower the jack. It’s a small detail that saves time and keeps placement spot-on every time you park.

Packs Easy and Works Anywhere: Stackable, Nestable Design

Space is always at a premium when you’re traveling. These blocks stack together for extra height or nest neatly inside one another for compact storage. Light at just 5.3 lbs each but strong enough to handle 6,000 lbs per block, they’re easy to move around and tough enough for full trailer support wherever you set up.

One Set Does It All: 6-Pack for Full Stabilization

With six blocks in the pack, you’ve got full coverage for your stabilizers, tongue jack, or levelers all at once. Whether you’re leveling out for the night or setting up long term, having six solid points of support takes the stress out of stabilizing your whole trailer setup.

Specs

Dimensions and Weight

  • Block height: 8" tall
  • Block weight: 5.3 lbs per block

Capacity

  • Weight rating (per block): 6,000 lbs per block

3608.6 Andersen Trailer Jack Blocks with Magnetic Base for Campers and RVs - 6 Pack





Video of Andersen Leveling Blocks with Magnetic Base for Trailers and RVs - 8" Tall - 6K - Qty 6
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Videos are provided as a guide only. Refer to manufacturer installation instructions and specs for complete information.




Video Transcript for Review of Andersen Trailer Jack Levelling Blocks - AN78VR

Hello, everybody, this is Jeff at etrailer.com. Today, we're gonna take a look at the Andersen eight inch tall leveling blocks with the magnetic base for trailers and RVs, and this is for a quantity of six of them. Now, there's no more cranking your jack forever to reach the ground. Each Andersen trailer jack block here will add eight inches of lift, reducing wear on your jack and saving you time during set up and tear down. Now, these will keep your trailer from rocking while parked. The block's broad base you can see here, improves stability, reduce the side-to-side sway, especially on soft or uneven surfaces.

If you look on the inside, you can see how they're constructed to give them the weight capacity they have. And if you look on the top, you can see there's a recessed area right here for any pads or scissor jacks. And in the very middle, there's even a recessed post hole. The jack can sit in there. So no more crawling under your trailer.

Basically, these strong magnets, there's two magnets right here, you can see those two magnets there, these will keep each block in place under your jack. So when you put your jack down on here, the jack will adhere to those magnets. Saves time and hassle during your campsite routine. Just to show you, I happen to have a piece of metal here. So you can see these just happen to touch each one.

But you can see how you can hold the whole thing. Now, it also includes this 11 by 21 inch cleaning step to replace a worn out step mat. And this will help you prevent dirt from getting inside your RV or trailer. Basically, it has all these ridges on it, so when you step on it, it removes dirt and debris off your shoes or boots, and it makes it very easy to wash and drain through. Now, the blocks themselves, they will fit neatly inside of each other for space-saving storage.

Or they can be stacked together to give you an extra lift when needed. An interlocking design helps keep the stack secure, just like that you can see. Now, each block itself weighs a little over five pounds. But with the design of it as I showed you, it'll support up to 6,000 pounds per block. So you get solid strength without bulky gear, and they're a lot easier to move around even with one hand. This six pack here is used to stabilize your tongue jack, your scissor jacks, stabilizers, or levelers all at once, so it's a great option for tandem axles, multi-point setups, or more blocks mean less stress. But that should do it for a look at the Andersen eight inch tall leveling blocks with the magnetic base for trailers and RVs.

Customer Satisfaction Score:

Ratings & Reviews

4.6

10 reviews
Review sort icon
Adds 8" of height to reduce jack strain. Each block holds 6,000 lbs and has a magnetic base that sticks to your jack pad. Stackable, nestable, and stable, this 6-pack is built for full trailer support.

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We have used these twice since getting them They hold the 16k lb 5th wheel with no issue.



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Making contact with service dept.was a big plus! All issues were resolved. Thanks out to Adam B.for his help....



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Excellent product, prompt efficient delivery! Will order again!



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Simple and easy to use. A little pricey but worth it. With these you won’t have to carry a lumber yard around with you.

Heather A. profile picture
Etrailer Expert

Heather A.

4/10/2026

I love that, “carry a lumber yard around with you” is about as accurate as it gets. Those look great under your setup too, nice and clean and way easier than stacking blocks every time you park. Definitely one of those things where you don’t realize how much of a hassle you’re saving until you use them. What trailer are you running?



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4star only because they need more or stronger magnets. Excellent for leveling as the jacks do not have to extend as far.


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Info for this part was:

Employee Lindsey S
Edited by:
Lindsey S
Employee Jeff D
Installed by:
Jeff D
Employee Wilson B
Updated by:
Wilson B
Employee Sabrina W
Written by:
Sabrina W

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