For Sale. 1974 Traynor YBA-1A Mark II Amp. Amp is in very good + condition. Works great. These are getting rare. 90 Watts- It is loud. 45 pounds. New caps- added 3 prong cord. Original Sylvania power tubes work great. Everything else is original. Amp come with back up set of full tubes. This is a sweet tube bass amp. But if anyone also plays guitar this also kills. This is based on an old Bassman & JMH 45 head. I'm in MA and would rather not ship. But due to weight buyer pays shipping. Price $499.00.