Matrix M4 M16 Airsoft Rifle Receiver Lock Pin Kit – Steel AEG Upgrade

Introducing Matrix USA Self-Locking Body Pins for M4/M16 Airsoft Rifles

Tired of pins loosening mid-battle? Say goodbye to malfunction headaches with Matrix USA’s self-locking body pins—engineered for reliability in high-stakes Airsoft scenarios. Designed specifically for M4/M16 Marui-compatible AEGs (including Classic Army, G&G/G&P, DBoy Echo1, AGM SRC models), these pins eliminate pin slippage while delivering unmatched durability through precision-machined steel construction with a hex screw head design.

Why Choose Matrix USA?
– Unmatched Durability: Built from premium steel alloy for long-term performance under intense gameplay stress.
– Self-Locking Precision:专利锁定机制确保稳固安装，防止战斗中意外松动。
– Universal Compatibility: Perfect fit for Ver.2 gearbox systems across top-tier brands like AIM/King Arms/A&K/DBoy replicas.
– Proven Credibility: Backed by Matrix USA’s 20+ years of expertise as pioneers in affordable high-performance Airsoft gear.

Your Competitive Edge
Whether you’re dominating field ops or backyard skirmishes, these pins provide rock-solid reliability where it matters most—ensuring your rifle stays battle-ready when precision counts. Trust Matrix USA to deliver tactical-grade innovation designed by enthusiasts for enthusiasts.

Upgrade your setup today and experience gameplay uninterrupted by mechanical failure—because every second counts on the battlefield.