4340620 Boom Cylinder Seal fits Hitachi EX400-3 -5 EX450-5

• Fits Hitachi
• Model#EX400-3 -5 EX450-5 Cylinder
• 115mm Rod X 170mm Bore
• Includes Wiper, 2pc U cup, oring, wear bands, piston seal and backup seals
• Aftermarket kit guaranteed quality