Golden Eagle Complete Metal Construction Kit – Heavy Duty Set

The Golden Eagle Airsoft M4 AEG Upper and Lower Receiver Kit is an essential upgrade for airsoft enthusiasts seeking a rugged, customizable platform without breaking the bank. Designed for both building a new AEG from scratch or enhancing existing setups, this kit combines durability and affordability to deliver a full-metal foundation that outperforms standard plastic receivers. Crafted with reinforced metal construction, it ensures long-lasting performance even during intense gameplay scenarios.

This comprehensive kit includes everything needed to assemble a reliable M4-style rifle: upper and lower receivers, charging handle, mock bolt catch/release system, safety selector switch, magazine release button, dust cover, and all necessary body pins and screws. The integrated flat-top rail system supports easy mounting of red dot sights, iron sights, or aftermarket carry handles, offering unmatched versatility for tactical customization. Whether you’re aiming for precision upgrades or starting your first build, this kit streamlines assembly with pre-included hardware—no extra purchases required.

Ideal for players prioritizing sturdiness and adaptability, the Golden Eagle M4 receiver set stands out by eliminating flimsy plastic components while keeping costs low compared to premium alternatives. Its modular design accommodates a wide range of accessories, making it perfect for both backyard skirmishes and organized field events. Whether you’re upgrading your current setup or crafting a durable custom rig from scratch, this kit delivers unmatched value in airsoft receiver systems—built to withstand rigorous use without sacrificing performance or style.