The AR15 is a popular platform for a variety of shooting applications, from hunting and sport shooting to law enforcement and military use. The Bolt Carrier Group (BCG) is a critical component of the AR15, responsible for chambering and extracting rounds and cycling the firearm's action. The best … [Read more...]
The Best Bolt Carrier Group Coatings
The Importance of Coating for Bolt Carrier Groups
Unlocking the Significance of Coatings for Bolt Carrier Assemblies If you find yourself in pursuit of a fresh bolt carrier group (BCG), you've likely encountered a lot of coatings that can enhance the longevity and efficiency of this essential firearm component. At Rankin Industries, we proudly … [Read more...]
Rankin Industries SP4 Coated Bolt Carrier Group Mil Spec M-16 AR-15 5.56
Rankin Industries SP4 Coated Bolt Carrier Group Mil Spec M-16 AR-15 5.56 Rankin Industries SP4 coated bolt carrier group has a new SP4 hybrid DLC coating that is the result of years of development. SP4 combines super high hardness of around 3000 HV with flexibility to remain tough without being … [Read more...]