|
| | |
|
| |
| | |
|
|
Piston Systems
This category contains Piston Retrofit Kits from Primary Weapon Systems, as well as complete uppers with these systems installed. LMT Piston MRP Uppers will soon be added.
Dealer Installed Piston Retrofit Kit from Primary Weapon Systems. Replaces front sight and gas tube/carrier key with hardened and heat treated components. Enhances reliability and make shooting suppressed more pleasant. Keeps hot gas out of upper.
|
Dealer Installed Piston Retrofit Kit from Primary Weapon Systems. Replaces front sight and gas tube/carrier key with hardened and heat treated components. Enhances reliability and make shooting suppressed more pleasant. Keeps hot gas out of upper.
|
Dealer Installed Piston Retrofit Kit from Primary Weapon Systems. Replaces front sight and gas tube/carrier key with hardened and heat treated components. Enhances reliability and make shooting suppressed more pleasant. Keeps hot gas out of upper.
|
|
|
|