SKU: 74442491213

Middle Atlantic RIB-3-MRK-26 Riser Base

Sale price$336.96 Regular price$374.40
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Description

Middle Atlantic RIB-3-MRK-26 Riser BaseDiscover a timesaving, practical solution for pre installation work in data centers and equipment rooms with the Middle Atlantic RIB 3 MRK 26 Riser Base. Part of the Raised Floor Enclosure System, these 2 1 2" high riser bases empower technicians to complete rough in procedures before racks and enclosures arrive on site. They also function as a lower cable chase, providing a clean, organized path for cables to travel between racks in multi bay

Discover a timesaving, practical solution for pre-installation work in data centers and equipment rooms with the Middle Atlantic RIB-3-MRK-26 Riser Base. Part of the Raised Floor Enclosure System, these 2-1/2" high riser bases empower technicians to complete rough-in procedures before racks and enclosures arrive on site. They also function as a lower cable chase, providing a clean, organized path for cables to travel between racks in multi-bay configurations. Built for durability and designed to streamline installations, the RIB-3-MRK-26 helps you accelerate project timelines without sacrificing reliability or cable management quality.

  • Pre-rack rough-in efficiency: The 2-1/2" raised base height enables early cabling tests and trial runs, letting you verify pathways and identify potential issues before equipment arrives.
  • Enhanced cable management: Serves as a lower cable chase to route and organize cables between racks, reducing clutter and minimizing the chance of cable damage during subsequent rack installation.
  • Durable construction: Built to withstand the demands of busy installation environments, with a robust profile designed to hold up under field use and multi-bay layouts.
  • Designed for raised-floor environments: Integrates seamlessly with the Raised Floor Enclosure System, providing compatibility and a cohesive solution for data center and equipment room applications.
  • Versatile for multi-bay applications: Ideal for projects that require multiple racks in close proximity, delivering consistent riser height and cable routing across the entire installation.

Technical Details of Middle Atlantic RIB-3-MRK-26 Riser Base

  • SKU: RIB-3-MRK-26
  • Product type: Riser Base for Raised Floor Enclosure System
  • Riser height: 2-1/2 inches (approximately 63.5 mm)
  • Material: Steel construction with a durable finish
  • Finish: Powder-coated for protection against wear and corrosion
  • Application: Designed to support field rough-in procedures prior to rack arrival and to provide a lower cable chase for passing cables between racks in multi-bay installations
  • Compatibility: Intended for use with Middle Atlantic Raised Floor Enclosure System and standard 19" rack configurations
  • Includes: Riser base component suitable for installation as part of the raised-floor system (mounting hardware details may vary by SKU)

how to install Middle Atlantic RIB-3-MRK-26 Riser Base

  • Plan the layout for your raised-floor installation, determining where each riser base will be placed to align with future rack footprints and anticipated cable paths.
  • Prepare the installation area by ensuring a clean, level surface and clear access to the intended rack locations and cross-aisles for cable routing.
  • Position each RIB-3-MRK-26 riser base at the designated locations, aligning with the footprint of the future racks to maintain consistent 2-1/2" riser height across the run.
  • Route power, data, and signal cabling within the channel provided by the riser bases, using the lower cable chase to organize cables between bays as needed in multi-bay configurations.
  • After rough-in, verify cabling paths for clearances and coverage, then proceed with rack installation, ensuring that cables are properly supported and organized as equipment is added.

Frequently asked questions

  • What is the height of the riser base? The riser base stands 2-1/2 inches tall, providing a defined raised-floor platform for early cabling work and organized cable routing.
  • What is the primary use of the RIB-3-MRK-26? It is used for field rough-in procedures before racks arrive and as a lower cable chase to pass cables between racks in multi-bay installations.
  • Is this riser base compatible with standard racks? Yes, it is designed to integrate with Middle Atlantic Raised Floor Enclosure System and standard 19" rack configurations, supporting consistent cable management across multiple bays.
  • Does it come with mounting hardware? The product description specifies the base component; mounting hardware details may vary by SKU and should be confirmed from the official specification sheet or product packaging.
  • Where can I find exact specifications? For precise dimensions, weights, and compatibility notes, refer to the manufacturer’s spec sheet for SKU RIB-3-MRK-26, or contact Middle Atlantic support for the latest data.
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: 74442491213

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★★★★★ 5
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I saw a similar Zugu case for my iPad and almost bought it, but it looked like my iPad might not fit, so I hunted and found this VIKESI case, which cost about 1/3 as much as the Zugu. It's close to perfect. My iPad fits perfectly, and the almost infinite number of angles that it permits, along with magnets to hold it in place make it ideal for working on a desk or in my lap. The only minor downside is that it's on the heavy side, probably because of the magnets. But unless you're travelling with it (I've switched to a small Fire tablet for travel), that won't be an issue. Highly recommended.
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Reviewed in the United States on June 5, 2026
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S. Sirico
Los Angeles, US
★★★★★ 5
ipad cover
Color: Rose
love it. light but durable. like how it can be hinged from either side horizontally. no can do vertically. great bargain and colorful, got pink, the stylus holders perfect
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Reviewed in the United States on May 27, 2026
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L Shavonne
Lexington, US
★★★★★ 5
The magnet does not stick to the refrigerator as advertised.. UPDATE ( I love it and it does stick)
Color: Pink
Although it is a nice case, it seems sturdy and it is very beautiful, my main reason for purchasewas I loved the fact that it sticked to the refrigerator. I was very disappointed to see that it does not. It’s too heavy, and it immediately begins to slide. That is the reason why I could not give it more than three stars. It disappointed me enough to where I’m really considering returning the item. UPDATE: I found out how to make a stick to the refrigerator and I absolutely love it! I changed my review and my stars! I’m really happy.
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Reviewed in the United States on April 11, 2026
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Steve Chavez
Grantham, US
★★★★★ 4
Great Protection, Great Fit — One Small Flaw
Color: Forest Green
I really love this case. It protects the iPad well, fits perfectly, and is still easy to put on and take off. The pencil holder is especially nice — it keeps the Pencil secure without feeling loose or flimsy. My only complaint is that some USB‑A to USB‑C adapters don’t have enough clearance to plug in. The edge of the case blocks certain adapters from seating properly. It’s the only issue I’ve run into, but it’s worth mentioning if you rely on chunkier adapters. Aside from that, this is an excellent case and one I’m happy to use every day.
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Rosemary Raines
Port Orchard, US
★★★★★ 5
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It is very well made! Sturdy and easy to use. Has a great stand to watch videos and such. Perfect fit for my IPad. Easy to install.
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