These Ferrules DO NOT have the holes drilled. You will need to drill these holes to fit your gas tube. Proper metal drill bits are recommended. Using a drill press will make this job easier and result in a cleaner finish.
This
part may require fitting and must be inspected and installed by a
qualified gunsmith. The parts listed are sold as is, without warranty
expressed or implied. Family Firearms is not liable for any injuries
resulting from use.
California Prop 65 WARNING:
This product can expose you to Lead, which is known to the State of
California to cause cancer and birth defects or other reproductive harm.