The Zermatt Arms 223 (0.380'') RIGHT HAND BOLT HEAD is a precision replacement part designed for Bighorn rifles with TL3 and SR3 configurations, delivering dependable performance when upgrading or restoring bolt head function. Engineered as an Origin/TL3/SR3 replacement bolt head, this component is crafted to fit the right-hand orientation and 223 Remington cartridge specification, ensuring reliable chambering, smooth cycling, and consistent lockup under field and range conditions. Built to integrate seamlessly with compatible Bighorn models, it supports accurate headspace control and repeatable ignition, which are essential for maintaining rifle accuracy and reliability during hunting trips or precision shooting sessions. The design emphasizes robust materials and tight tolerances to resist wear and maintain timing across extended use, helping shooters preserve point-of-impact consistency and ease of maintenance. Whether youre rebuilding a high-precision hunting platform or refreshing a trusted bolt system, this bolt head from Zermatt Arms pairs well with TL3 and SR3 builds to support steady performance with 223 Remington ammo. For owners prioritizing dependable interchangeability and straightforward installation, this bolt head stands as a practical upgrade that keeps your Bighorn rifle ready for demanding field applications.