Product Overview

The Middle Atlantic RIB-3-MRK-36 is a 3-bay riser base engineered for Middle Atlantic MRK series racks at 36-inch depth. It raises the rack system to a consistent working elevation, provides structural support across a 3-bay MRK installation, and creates space for below-rack cable management in equipment rooms and data closets.

Product Description

The RIB-3-MRK-36 attaches to MRK rack frames and spans a 3-bay configuration at 36-inch depth, keeping all bays at the same elevation for a level, professional appearance. The base provides floor-anchoring provisions for seismic zone compliance and for high-traffic facilities where rack stability is a safety and operational requirement. It is a standard specification item for MRK rack deployments in structured AV and IT environments.

Key Features

• 3-bay riser base configuration for MRK series racks
• Engineered for MRK racks with 36-inch depth
• Raises rack system to consistent ergonomic working height
• Creates below-rack cable routing space in raised-floor or structured-cabling environments
• Provides floor-anchoring points for seismic and stability compliance
• Precision-fit for MRK rack frame dimensions
• Steel construction with durable finish

Typical Applications

• Multi-bay MRK rack deployments in AV equipment rooms and IT closets
• Facilities with raised flooring requiring below-rack cable distribution
• Seismic zone installations requiring anchored multi-bay rack systems
• Corporate and education AV equipment rooms with structured cabling infrastructure

Technical Specifications

• Model: RIB-3-MRK-36
• Bay Count: 3
• Compatible Rack Series: Middle Atlantic MRK
• Rack Depth: 36 inches
• Function: Riser base / rack elevation platform
• Brand: Middle Atlantic Products

FAQ

What is the difference between the RIB-3-MRK-36 and the RIB-3-WMRK-36?The RIB-3-MRK-36 is dimensioned for MRK series racks; the RIB-3-WMRK-36 is dimensioned for WMRK series racks. Both are 3-bay, 36-inch depth configurations. Verify the correct rack series before ordering.Is this also compatible with GRK racks?No use the RIB-3-GRK-36B for GRK series racks.Does the riser base include floor anchoring hardware?Refer to the Middle Atlantic installation guide for hardware included and recommended anchoring methods by floor substrate.Where can I order?Visit for pricing and availability.