Installation Guide

Follow these steps to install the 22 CALIBER RIMFIRE BARREL LINERS 770100122 safely and efficiently:

1. Ensure the firearm is unloaded and clear of all ammunition.
2. Remove the original barrel according to the manufacturer’s instructions.
3. Clean the barrel chamber and exterior surfaces with a lint‑free cloth.
4. Apply a thin layer of high‑temperature gun oil to the barrel’s exterior.
5. Insert the barrel liner from the breech end, aligning the notches with the existing chamber.
6. Gently tap the liner into place using a soft‑face mallet and a wooden block to avoid damage.
7. Re‑assemble the firearm, performing a function check to verify proper operation.
8. Conduct a test fire in a controlled environment to confirm accuracy and reliability.

For best results, refer to the included PDF manual or contact our technical support team.