Critical Mass Systems

Ultra-Gateway

Introduced 2026$1,995 MSRP

Critical Mass Systems is a small Tucson, Arizona-based manufacturer specializing in vibration-isolating equipment stands and platforms, hand-assembled to order with proprietary damping technology trickled down from its flagship Olympus racks; the Ultra-Gateway is its most accessible modular stand, sold direct and through a small dealer network rather than mass retail. It has a strong audiophile-press reputation, having been reviewed favorably by The Absolute Sound.

MSRP

$1,995

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Specifications

Overall depth: 21.5 inches, fixed
Overall width: 26.5 inches, fixed
Shelf material: Natural stained Sapele wood
Hardware material: Surgical-grade titanium rings, caps, and connectors
Core damping design: Proprietary dual-zone, 12-stage vibration damping system used across the Ultra Series
Additional level price: $1,500 per level
Optional foot upgrades: Center Stage Ultra TC $385 each; Ultra TD $685 each; Ultra TT $940 each
Reviewed configuration: 3 levels, $4,995 total
Standard included feet: Center Stage Ultra LS 2.25 isolation feet, normally retail $950/each, included standard
Base configuration price: $1,995 for first level
Clearance between levels: 12 inches, fixed