I'd say e-mail Leo@lakland.com
. He may know of some sources other than the stock Lakland case. If you don't need a HSC, Sweetwater has a padsed Gretsch hollowbody bag that may work, but I think the Gretsch body is a bit larger and more symmetrical than the Lakland.
Lakland 55-94D, Steinberger XL-2, Rickenbacker 4001C64, Hofner Icon, Kala U Basses, Stagg EUB, Line 6 Studio 110, Genz-Benz Shuttle 6.0, TC-Electronic BG250 combo