bullet proof amp


I need a bullet proof amp to put into my shop where many people could use it,some not so careful, that can drive 4 speakers. vintage preferred.
128x128mbkpao
BRYSTON,BUILT LIKE A TANK(20YR WARRANTY)
Can purchase a good used one on Audiogon and still have
the remaining warranty.
Get Bullet proof speakers (pro gear) first - usally these are what gets destoyed very quickly!
McIntosh mc2105...circa 1967 thru 1975 or so,and still available almost daily on the 'gon...2x105 watts!