Middle Atlantic RIB-3-MRK-42 3-Bay Riser Base for 42" Deep for MRK Racks
Special Order: typically 2–6 weeks
Ships directly from the manufacturer. This is an estimated lead time, not a guaranteed delivery date.
Availability can change and lead times may be longer. If your project has a deadline, check with us before ordering.
A member of our team will check with the manufacturer and personally reply by email.
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Key Features
- Enables pre-wiring and reduces onsite installation time for security, surveillance and IT rack deployments
- Creates a dedicated lower cable chase for neat cable routing between 3-bay MRK racks (66" W x 42" D)
- 1/8" fully welded steel construction delivers dependable support for networking, server and surveillance equipment
- Integrated knockouts allow cable pass-through between joined riser bases; optional riser feet raise to 12" for raised floors
- Black powder-coat finish resists wear and is backed by a lifetime limited warranty for long-term reliability
Quick Specifications
- Product Model
- RIB-3-MRK-42
- Brand Name
- Middle Atlantic by Legrand
- Product Name
- RIB-3-MRK-42 Riser Base
- Product Type
- Riser Base
Explore the details
Product information
RIB-3-MRK-42
Overview
Streamline rack installations and cable management for security, surveillance and IT systems with the Middle Atlantic by Legrand RIB-3-MRK-42 3-Bay Riser Base. Designed for MRK-style racks, this riser base provides a lower cable chase and lets you perform field rough-in before racks arrive—cutting labor time and minimizing deployment delays. With a 66" width and 42" depth, the RIB-3-MRK-42 supports multi-bay configurations and heavy equipment while 1/8" fully welded steel construction offers durable, long-lasting support for servers, networking gear and monitoring equipment. Built-in knockouts make it easy to pass cables between joined risers, and riser feet raise the base to a 12" height when used with raised floors; raised floor support angles protect tiles and improve stability. Environmentally compliant and backed by a lifetime limited warranty, this riser base enhances airflow, organizes cabling and simplifies maintenance for security, surveillance, AV and data center racks. Choose the RIB-3-MRK-42 riser base to speed installations and protect critical infrastructure—order now or contact our team to configure custom RIB Series dimensions for your next project.
Features
- Enables pre-wiring and reduces onsite installation time for security, surveillance and IT rack deployments
- Creates a dedicated lower cable chase for neat cable routing between 3-bay MRK racks (66" W x 42" D)
- 1/8" fully welded steel construction delivers dependable support for networking, server and surveillance equipment
- Integrated knockouts allow cable pass-through between joined riser bases; optional riser feet raise to 12" for raised floors
- Black powder-coat finish resists wear and is backed by a lifetime limited warranty for long-term reliability
| General Information | |
|---|---|
| Brand Name | Middle Atlantic by Legrand |
| Manufacturer | Legrand Group |
| Product Name | RIB-3-MRK-42 Riser Base |
| Product Type | Riser Base |
| Product Model | RIB-3-MRK-42 |
| Product Series | RIB Riser Base |
| Manufacturer Part Number | RIB3MRK42 |
| Physical Characteristics | |
| Depth | 42" |
| Width | 66" |
| Warranty | |
| Limited Warranty | Lifetime |
| Miscellaneous | |
| Features | Cable Management |
| Country of Origin | US |
| Environmentally Friendly | Yes |
| Environmental Certification | EU RoHS |
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Plan your purchase
Is this right for your project?
Confirm the model, required accessories and delivery needs before ordering.
- SKU:
- RIB-3-MRK-42
- Manufacturer part:
- RIB-3-MRK-42
How do I confirm compatibility?
Check the specifications and manufacturer documents for your existing system. Send us your model numbers and project requirements if you need help selecting equipment or accessories.
Ask a product specialistWhen will this item ship?
Availability is shown above. Special-order items and project quantities may need additional lead time. Contact us to confirm a delivery date before scheduling installation.
Shipping, freight and delivery detailsWhat should I know about returns?
Returns require an approved RMA. Consult the linked return policy for deadlines and eligibility. For standard non-defective returns, eligible factory-sealed items carry a 15% restocking fee and customer-paid return shipping; open-box and used items are refused. Defective and DOA claims follow the policy's separate terms. Special orders and other exclusions are final sale.
Read return eligibility and exclusionsMiddle Atlantic RIB-3-MRK-42 3-Bay Riser Base for 42" Deep for MRK Racks
RIB-3-MRK-42