Worker Caliburn Blaster Metal Upgrade Kits

Turn your Worker Caliburn from a printed prototype into a high-performance tactical weapon with this complete aluminum alloy upgrade kit. Replace fragile plastic components with military-grade metal parts for unmatched durability and smoother operation.

Why Upgrade to Metal?

✔ Eliminates Weak Points – Aluminum alloy replaces 5 critical stress points (plunger rod, sear, trigger, mag release & bolt cup)
✔ Buttery-Smooth Action – Metal-on-metal contact reduces friction for crisper trigger pulls
✔ Competition-Ready Reliability – Withstands 10,000+ cycles without wear
✔ Pro Installation Experience – Perfect for modders who love hands-on upgrades

Kit Includes:

• Plunger Rod (improved air seal)

• Sear (enhanced lockup)

• Trigger (clean break every time)

• Mag Release (positive engagement)

• Bolt Cup (reinforced impact zone)

Specs:

• Material: Aircraft-grade aluminum alloy

• Finish: Precision-machined silver

• Weight: 168g (adds heft without bulk)

• Dimensions: 110x160mm (compact packaging)

"The difference between a hobby blaster and a tournament-grade weapon!"