DP Steel Fire Pin For TM M4A1 MWS

Fully CNC with carbon steel construction and black titanium coating. Providing a more solid punch to the magazine valve. Work perfect with UAC Match Grade Hammer Set. 

Tips and Guide: 

Lubricant is needed for all steel parts in order to smooth the mechanical operation but also to prevent getting rusty. Frequent maintenance with lubrication can keep the parts in good condition.