Manufacturer Part # AC-000377
PTR Semi-Auto Sear Spring Bushing; made in the USA by PTR and is designed to be a direct replacement for all .308 HK® style firearms. All of PTR's parts are manufactured on the top of the line equipment and to the strictest standers in the industry. Will fit all the firearms listed below. Brand New.
- HK91, G3 & PTR .308 & 7.62 firearms
- HK93, 33, 53 556 & .223 firearms
- HK21, HK11 HK21E, HK23E firearms
- Custom HK 90 series builds & clones
- Will fit MP5, MP5K style firearms