SKU: 74442491213

Middle Atlantic RIB-3-MRK-26 Riser Base

Sale price$336.96 Regular price$374.40
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Ships within 48 hours · Estimated delivery Aug 21 - Aug 26

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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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Gabriela Valdez
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★★★★★ 5
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Reviewed in the United States on May 25, 2025
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Diamondnick
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Reviewed in the United States on February 20, 2025
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TJ Perkins
New York, US
★★★★★ 5
sturdy, easy and quick to put together
Size: g:Square Table with Umbrella Hole, Color: Light Grey
Packaged with care. No damage. Easy and quick to put together. I bought 2 for the deck. Goes well with any style outdoor furniture. Sturdy, heavy, wide enough that it shouldn't get blown over by the wind. The only problem was that several of the screws on each table couldn't be installed because the holes for attaching the base to the table top didn't line up properly and would not go in. The tops on each table still held together and as long as you don't lift from the top you can't tell. Other than that, they're super awesome end tables.
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Reviewed in the United States on April 12, 2026
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John
Massapequa, US
★★★★★ 5
Great patio end or umbrella table
Size: g:Square Table with Umbrella Hole, Color: Light Brown
Perfect quality easy to assemble
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Reviewed in the United States on April 29, 2026
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Rob
Natrona Heights, US
★★★★★ 5
Easy to use
Size: g:Square Table with Umbrella Hole, Color: Black
perfect little porch table. I think it is best to just go between two chairs. I have a small fire pit on mine. Very sturdy and heavy duty but not too heavy. Pretty low price compared to others that I looked at.
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Reviewed in the United States on March 11, 2026

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