Remington 11-87/1100 Barrel Seal & Piston & Piston Seal Assembly
This video provides a demonstration about and how to install a Remington 11-87/1100 barrel seal & piston and piston seal assembly.
WARNING: Never attempt to disassemble or reassemble a firearm unless you are absolutely certain that it is empty and unloaded. Visually inspect the chamber, the magazine and firing mechanism to be absolutely certain that no ammunition remains in the firearm. Disassembly and reassembly should follow the manufacturer’s instructions.