Critical Mass Systems

Center Stage Ultra TD

$635 MSRP

The Center Stage Ultra TD is a vibration-isolating footer for electronic components, using Critical Mass Systems' proprietary multi-touch-point damping material to drain mechanical energy from a component's chassis. It has no rated weight limit and is designed to be placed in a set of four (or more) directly beneath a chassis in place of stock feet.

MSRP

$635

Used market · Good

$600

-6% vs MSRP

as of Sep 1, 2026

Sell or trade this Add to my system

MSRP to used market

Price history will fill in as sales are recorded.

Specifications

Price: $635.00–$685.00 depending on retailer
Height: Just over 1 inch (25 mm), ±5 microns manufacturing tolerance
Diameter: 2 inches (51 mm)
Price each: $635.00–$685.00 depending on retailer
Product family: Center Stage Ultra series: TC ($385 each), TD ($685 each), TT ($940 each) — TD is the mid-tier model
Break in period: Manufacturer recommends 7–14 days of system playback before final evaluation
Recommended use: Footer for electronic components (DACs, preamps, amplifiers, digital source components); typically deployed as a set of 4 per component
Weight capacity: No weight limit stated by manufacturer
Predecessor product: Center Stage2M (0.8″/1.0″/1.5″ heights, $280–$795 each), now superseded by the Ultra series