ZEV Technologies PK-UPPER-9 Upper Parts Kit - 9mm. Extractor Rod, Bearing, and Spring Assembly. ZEV Steel Firing Pin Safety and Spring. Zev 3 lb trigger connector. Zev 4 lb trigger spring.This item is in the category "Sporting Goods\Hunting\Gun Parts\Pistol Parts". The seller is "hughweevo696" and is located in this country: US. This item can be shipped to United States.