HK416D Next Generation Hard Frame Lock Pin

Smooth and easy attach- detaching! Prevent getting caught! *Made with enhanced carbon steel material! *Parkerizing surface processed to match the real feature! Frame lock pin are often lost when the O-ring of the frame lock pin gets caught. This frame lock pin made of enhanced carbon steel material and O-ring lock system, it is smooth and easy when attaching - detaching Parkerizing surface processed to match the real feature of HK 416D.