CMMG

Replacement firing pin, retaining pin, and cam pin for Mk57 firearms.

Personal defense calibers like 5.7x28mm have become a big thing in the last few years, and if you're looking for PDW ballistics and the classic style and balance of a carbine then youre in luck...

Personal defense calibers like 5.7x28mm have become a big thing in the last few years, and if you're looking for PDW ballistics and the classic style and balance of a carbine then youre in luck...

Designed to provide superior ballistics and less felt recoil than most pistol caliber personal defense weapons, 5.7x28mm has quickly become one of the most popular chamberings in the PDW space. With...

Gaining more acceptance as the go to personal defense caliber for many shooters in recent years, 5.7x28mm has proven itself to be well suited for the job. With incredibly flat shooting performance...

Gaining more acceptance as the go to personal defense caliber for many shooters in recent years, 5.7x28mm has proven itself to be well suited for the job. With incredibly flat shooting performance...

When it comes to picking a lower for your 5.7x28mm carbine or SBR, this RESOLUTE Mk57 lower group capitalizes on cross-compatibility, giving you the ability to use the same magazines on your Mk57...

Introduced in 2020, the 6mm ARC (Advanced Rifle Cartridge) was designed to deliver excellent ballistic performance in AR15 platform rifles that rivals the extended range performance of larger rounds...

Introduced in 2020, the 6mm ARC (Advanced Rifle Cartridge) was designed to deliver excellent ballistic performance in AR15 platform rifles that rivals the extended range performance of larger rounds...

Chambered in 6mm ARC, this RESOLUTE Upper Group is designed to pair with any standard AR15 pattern lower group. Harness the capability of 6mm in this uniquely designed RESOLUTE 16.1'' upper...

Capitalizing on the ballistic performance and efficiency of 6.5mm bullets, 6.5 Grendel was designed to be a flat shooting round ideal for medium to long ranges that really packs a punch. Originally...

Capitalizing on the ballistic performance and efficiency of 6.5mm bullets, 6.5 Grendel was designed to be a flat shooting round ideal for medium to long ranges that really packs a punch. Originally...

Capitalizing on the ballistic performance and efficiency of 6.5mm bullets, 6.5 Grendel was designed to be a flat shooting round ideal for medium to long ranges that really packs a punch. Originally...

Complete Bolt Carrier Group designed to operate with AR-15 platform firearms chambered in 6.5 Grendel or 6mm ARC.

Designed to be a flat shooting round at medium to long ranges, 6.5 Grendel offers efficient ballistic performance native to many 6.5mm bullet designs. The upside here is that this RESOLUTE Mk4 Upper...