Home Slickdeals Hitachi EC99S 4-Gallon Portable Electric Twin Stack Air Compressor (Reconditioned Grade A)... Slickdeals Hitachi EC99S 4-Gallon Portable Electric Twin Stack Air Compressor (Reconditioned Grade A) $83.97 + S&H from $12 By ARCOM - 7 January 2018 219 0 SHARE Facebook Twitter Go to the deal page: Hitachi EC99S 4-Gallon Portable Electric Twin Stack Air Compressor (Reconditioned Grade A) $83.97 + S&H from $12