Fits Hitachi Models:

EX300-3, EX300LC-3, EX300H-3, EX300LCH-3, EX300-3C, EX300LC-3C, EX310H-3C EX400-3, EX400LC-3, EX400H-3, EX400-3C, EX400LC-3C, EX450H-3C, EX400-5, EX400LC-5, EX450LC-5, EX450H-5, ZAXIS450, ZAXIS450LC ZAXIS450H, EX550-3, EX550LC-3, EX600H-3, EX750-5, EX1100-3, EX1200-5, EX550-5, EX550LC-5, EX600H-5, ZAXIS600, ZAXIS600LC, ZAXIS650H, ZAXIS800, EX5500-5, EX200, EX2500-5, EX100, EX150, EX200LC, EX270, EX270LC, EX300, EX300LC, EX300H, EX300LCH, EX300-2, EX300LC-2, EX300H-2, EX300LCH-2, EX400, EX400LC, EX400H, EX400LCH, EX700, EX700H, EX700BE, EX1100, EX11000BE, EX550, EX550LC, EX600H, EX600LCH, EX2500, EX5500, EX3600-5, EX100WD, ZAXIS650LCH, EX1200-5C, EX450LCH-5, EX400LCH-3, ZAXIS850H, EX450LCH-3C, ZAXIS450LCH, ZAXIS460LCH, ZAXIS480MT, ZAXIS480MTH, EX600LCH-3, EX600LCH-5, EX310LCH-3C, EX800H-5, EX1200-5D, EX2500-6, EX3600-6, EX8000, EX1200-6, EX5500-6, ZX200LC, ZAXIS, ZX250, 350

This is a brand new aftermarket item.