Auralex Gramma Amp or Monitor Isolation Riser

The Auralex GRAMMA Sound Isolation Riser is an incredibly effective device that's used to float an amp or loudspeaker and yields nearly total acoustic sound isolation, resulting in a purity of tone that has to be heard to be believed!

Main Features

• Acoustic Isolation for Combo's and cabs
• Improves sound quality

GRAMMA comes complete with a carrying handle, road-ready carpet, Studiofoam Wedges (underneath), PlatFoam (underneath), and an optional GRAMMA Gigbag. 1-2 GRAMMAs will support most amps, speaker cabinets, theater subwoofers and monitors.

Dimensions L x W x H): 23 x 15 x 2.75 inch
Weight Limitations: 300lbs.

FeeFo Reviews

Customer Comment	Our Response
Product: 12-Mar-2013
This thing is a killer for improving tone of my guitar combo amps at gigs and rehearsals/
Product: 06-Mar-2013
Is a great quality product and does exactly what I want it to do!
Read more reviews on Feefo

This item is normally sent to Mainland UK addresses by DPD who generally provide a one-hour window of delivery on the morning of delivery by email or text message. If you need this item faster, please upgrade to a Before 12 service at checkout.

Mainland UK: £3.50 within mainland UK ( Orders over £149 are delivered FREE )

UK Non-Mainland: £ 12

Rep. of Ireland: from £ 15 (calculated at checkout)

Mainland Europe: from £ 15 (calculated at checkout)

Additional Information