yields nearly total acoustic isolation, resulting in a purity of tone that has to be heard to be believed
helps you achieve a more natural tone
get the sound you want out of any room!
perfect for a 4x12 cab!

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 19.7 inch
Height : 3.3 inch
Length : 31.3 inch

Item Weight: 23 pounds (View shipping rates and policies)
Shipping Weight: 10.6 pounds (View shipping rates and policies)

ASIN : B000FDU2UK

Product Description

Built on the success of GRAMMA, the Great GRAMMA is almost 30% bigger to float large speaker cabinets. Now 4x12s, 15'' or 18'' speaker cabinets will benefit from the awesome Great GRAMMA. Only Great GRAMMA can handle the big rigs!