Product Code: RI-SP4-Trigger-Group Categories: , , ,

Rankin Industries SP4 Trigger Group


Product Description

Rankin Industries SP4 Trigger Group

The AR-15 SP4 Trigger Group.  SP4 is a hybrid DLC type coating that is the hardest, slickest, and most flexible coating on the market.  It makes for a super nice trigger pull.  Silky smooth with no grit at all.  The trigger group is made of stainless steel and undergoes a special polishing process prior to getting the SP4 coating applied in an extreme vacuum.  This is the latest and greatest coating for trigger groups and bolt carrier groups.


There are no reviews yet.

Be the first to review “Rankin Industries SP4 Trigger Group”

Your email address will not be published. Required fields are marked *

This site uses Akismet to reduce spam. Learn how your comment data is processed.