EKON
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6-Pack OX BLOX MAXX Heavy Duty Trailer Jack Block - 10.5x10.5x4.5 Inches - 6.8 lbs Weight - 5th Wheel RV Jack Block for 9
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6-Pack OX BLOX MAXX Heavy Duty Trailer Jack Block - 10.5x10.5x4.5 Inches - 6.8 lbs Weight - 5th Wheel RV Jack Block for 9
Keep your RV stable, eliminating most movement and sway with the strongest jack blocks on the market.
6-Pack OX BLOX MAXX Heavy Duty Trailer Jack Block - 10.5x10.5x4.5 Inches - 6.8 lbs Weight - 5th Wheel RV Jack Block for 9" Round Feet - 9" and Smaller Feet Nest Securely Within Ridges
Item #: 52314616

6-Pack OX BLOX MAXX Heavy Duty Trailer Jack Block - 10.5x10.5x4.5 Inches - 6.8 lbs Weight - 5th Wheel RV Jack Block for 9" Round Feet - 9" and

Item #: 52314616

XAF 236353

Price Details

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*All items will import from US

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Order now and get it around Tuesday, August 18
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Keep your RV stable, eliminating most movement and sway with the strongest jack blocks on the market.
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What Stands Out

Heavy Duty Design
Constructed from durable materials, these jack blocks provide superior support for heavy trailers, ensuring stability and safety during maintenance tasks.
Versatile Compatibility
Designed for 5th wheel RVs and various trailer types, these blocks securely fit 9-inch round feet and smaller, accommodating a wide range of vehicles.
Nest Securely
Ridges help to firmly hold the trailer foot, preventing slips or movement, thus enhancing safety while performing tasks like repairs or maintenance.

Product Details

Shop the OX BLOX MAXX 6-Pack for 9 Round Feet at Ubuy Central African Republic. Stabilize your 5th wheel camper with these durable blocks. Secure nesting for 9 and smaller jack feet. Order now!
  • Strongest trailer jack blocks on the market, rated up to 10,000 lbs
  • Specially designed to fit jack feet up to 9 in diameter
  • Stackable design provides increased height while maintaining stability and strength
  • Made in the USA with 100% recycled UV-resistant plastic
  • Stabilizes RV on various surfaces like grass, gravel, dirt, or asphalt
  • Helps eliminate movement and sway, providing peace of mind and stability
Brand NameEKON
ManufacturerEKON
UPC860007379772
Manufacturer Part NumberEKJS-MAXX-cs6
Compatible with Vehicle TypeRV, Trailer
Load Capacity10000 pound
Minimum Height4 Inches (10.2 cm)
ColorBlack
Style NameTongue Jack
Material TypeRecycled Plastic
Vehicle Service TypeRV, Trailer
MaterialRecycled Plastic
BrandEKON
Item Weight6.8 lbs (3.08 kg)

Who Should Buy?

Suitable For
  • RV Owners

    Ideal for RV owners needing stable support for 5th wheel jacks during parking and maintenance tasks.

  • Trailers Users

    Perfect for users with 9-inch round feet on trailers, providing reliable stability and preventing sinking into soft ground.

  • Heavy Duty Needs

    Great for heavy-duty applications requiring robust jack blocks that can withstand significant weight and pressure.

Not Suitable For
  • Larger Feet Sizes

    Not suitable for trailer jacks with feet larger than 9 inches, which won't nest securely in the product.

Product Description

6-Pack OX BLOX MAXX Heavy Duty Trailer Jack Block - 10.5x10.5x4.5 Inches - 6.8 lbs Weight - 5th Wheel RV Jack Block for 9" Round Feet - 9" and Smaller Feet Nest Securely Within Ridges

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What are the dimensions of the OX BLOX MAXX Heavy Duty Trailer Jack Block?

    Answer: The OX BLOX MAXX Heavy Duty Trailer Jack Block measures 10.5x10.5x4.5 inches. This size is specifically designed to provide stability and support for trailers, particularly those with a 5th wheel setup and 9-inch round feet or smaller. The ample surface area ensures a secure foundation, helping to prevent sinking or tipping when your trailer is stationary on various surfaces.
  • Question: What is the weight of the OX BLOX MAXX Trailer Jack Block?

    Answer: Each OX BLOX MAXX Trailer Jack Block weighs 6.8 lbs. This relatively lightweight design makes it easy to handle and transport, while still ensuring durability and reliable performance. Its robust construction allows it to withstand the weight of heavy trailers, making it an ideal choice for RV enthusiasts and frequent trailer users who need reliable support without added bulk.
  • Question: How does the OX BLOX MAXX improve stability for trailers?

    Answer: The OX BLOX MAXX is designed to enhance the stability of trailers by distributing weight evenly across its 10.5x10.5-inch base. The block's shape and robust material help to prevent sinking into soft ground or gravel, making it perfect for various terrains. Whether you are parked on a campsite or an unpaved area, this block helps maintain balance and stability for your 5th wheel trailer.
  • Question: Is the OX BLOX MAXX suitable for all types of trailers?

    Answer: While the OX BLOX MAXX is primarily designed for 5th wheel trailers with round feet up to 9 inches, it can also be used with many other types of trailers needing additional support. Its heavy-duty design provides the stability necessary for larger trailers, making it versatile for RV enthusiasts. Just ensure that the block's dimensions align with your specific trailer's requirements for optimal performance.
  • Question: What material is the OX BLOX MAXX made from?

    Answer: The OX BLOX MAXX is made from high-density polyethylene, a material known for its strength and durability. This construction ensures that the blocks are resistant to weathering and wear, making them suitable for long-term use in various environments. The rugged design helps maintain consistent performance over time, so you can rely on these blocks for multiple seasons of use.
  • Question: How many blocks come in a pack, and what can I do with them?

    Answer: Each pack of OX BLOX MAXX includes six heavy-duty trailer jack blocks. This quantity allows you to create a stable and secure setup for your trailer by using multiple blocks as needed. You can stack them or position them strategically under your trailer’s jack to evenly distribute weight and enhance safety, particularly on uneven terrains.
  • Question: Can I use the OX BLOX MAXX on uneven surfaces?

    Answer: Yes, the OX BLOX MAXX is designed to be effective on uneven surfaces. The flat, wide base helps to distribute the weight of your trailer, minimizing the risk of sinking into soft ground or uneven gravel. For those camping or parking in variable terrains, these blocks provide a reliable solution for maintaining stability and safety while leveling your trailer.
  • Question: What are the key benefits of using OX BLOX MAXX?

    Answer: The key benefits of using OX BLOX MAXX include enhanced stability, durability, and versatility. These blocks prevent trailers from tipping or sinking by providing a firm and supportive base. Additionally, they are constructed from high-density polyethylene, ensuring longevity against harsh weather. Ideal for RV enthusiasts, they enable secure parking in diverse locations such as campsites or outdoor adventures.
  • Question: How do you store the OX BLOX MAXX when not in use?

    Answer: Storing the OX BLOX MAXX is simple due to its lightweight and compact design. You can stack the blocks neatly on a shelf or in your garage while keeping them protected from sun exposure to prolong their lifespan. For RV owners, consider designating a specific storage compartment in your vehicle to have them easily accessible when you set up camp.
  • Question: Where can I buy the OX BLOX MAXX Heavy Duty Trailer Jack Block?

    Answer: You can purchase the OX BLOX MAXX Heavy Duty Trailer Jack Block on Ubuy. Ubuy offers a convenient shopping experience for finding this essential trailer accessory in Central African Republic. Their platform provides various options and detailed product descriptions, making it easy to find exactly what you need for your trailer stability requirements.

EKON Jacks & Stabilizers Editorial Review

OX BLOX MAXX 6-Pack is a perfect solution for those who want to prevent concrete staining and rusting of the jack pad of their 5th wheel or travel trailers camping jacks. The 6-Pack set is ideal for those with 6 leveling jacks and has a load rating of 10k pounds on each block. The blocks are easy to use, and they keep the camper stable and are easier on jacks.

Customer Reviews & Ratings

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Pros

  • Prevents concrete staining and rusting of the jack pad
  • Great price compared to competitors
  • 10k pound load rating on each block
  • Easy to use
  • Keeps camper stable
  • Easier on jacks

Platform Trust & Buyer Confidence

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“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot
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“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”

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23 July 2026 · via Trustpilot
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  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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XAF 236353

Order now and get it around Tuesday, August 18

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Fastest cross-border delivery

Features & Benefits

  • Strongest jack blocks on the market
  • Rated up to 10,000 lbs capacity
  • Designed and manufactured in the USA
  • Fits up to 9 jack feet
  • Stackable while maintaining stability
  • Made of UV-resistant recycled plastic

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