PTR PTR Semi- Auto Sear Spring AC-000378 PTR Parts
Manufacturer Part # AC-000378
Semi-Auto Sear Spring; made in the USA by PTR and is designed to be a direct replacement for all .308 and 7.62x39 HK® style firearms. All of PTR's parts are manufactured on the top of the line equipment and to the strictest standards in the industry. Will fit all the firearms listed below. Brand New.
HK91, G3, PTR
HK93, 33, 53
HK MP5, 94
MP5K, SP89, SP5K uses ALL small push pins for the forearm, trigger group & 2 for the rear
GSG-5 family of firearms
HK MP5 .22
Other HK copies, clones or custom builds that use HK style furniture will require the push pins
NOTE: Parts kits are NOT functioning firearms. They are parts kits, sold as-is and include everything pictured. All parts kits sold on this site do not include a receiver. We do not sell receivers. No firearms are sold on this site. All ITAR rules in effect.