Ovation Ultra Bass - Maple Body | Maple Neck | Rosewood Fretboard - DiMarzio Model P Pickup + Series / Parallel Switch - Kahler Tremolo Bridge {} {} {} {} {} {} {} {} Asking $400 shipped. The most recent sale on eBay had it go for $500 shipped: RARE VINTAGE 80s OVATION ULTRA BASS KAHLER TREMOLO DIMARZIOs CASE COLLECTIBLE!!!