For sale: 1993 Marshall JCM 900 50w high gain dual reverb head. This is one of the early 900s. After 93, they switched from EL 34s to 5881 power tube. This has the EL34 tubes for that classic Marshall sound. 50 watts and can be switched down to 25 watts. This amp is in perfect working order, and just had the tubes replaced. $650 as is. It's missing the back grill cover, which can be had for $75 from Mojotone. New 2 button footswitch and original Marshall head cover included.