883-471 883471 Aftermarket Piston Driver Replacement For Hitachi NR65AK NR65AK2 NR65AK(S) -SP 883430 AL65D Nailers 2 Pack

2 Pack 883-471 883471 Aftermarket Piston Driver Replacement For Hitachi NR65AK NR65AK2 NR65AK(S) -SP 883430 AL65D Nailers 1 Compatible with Hitachi NR65AK NR65AK2 NR65AK(S) -SP 883430 883-471 nailers. 2 Heat treated tool steel 6150 - Rockwell hardness 50-52 high attainable hardness mechanically locked piston driver interface. 3 These parts install quickly to make your nailer work like new again. 4 Full refund or a new replacement guaranteed if fails to work comes with 2 years warranty from order date