Tinck Arms Tactical Castle Nut – Bigger. Stronger. Tactical.

Upgrade your rifle setup with the Tinck Arms Tactical Castle Nut — a reinforced version of the standard design, built for shooters who demand more than just basic functionality.

🔹 Oversized Tactical Look: Larger and more aggressive profile for a bold visual upgrade and added strength.
🔹 Heavy-Duty Construction: Precision-machined from hardened steel for maximum durability and reliability.
🔹 Easy Installation: Direct drop-in replacement, fully compatible with standard AR-15/M4 buffer tube systems.
🔹 Purpose-Built: Designed for both professional use and serious enthusiasts who want performance

MADE IN HOUSE!