Patent ID: 11092396

Abstract:
A barrel extension usable with a firearm and a firearm having a barrel extension is disclosed. The barrel extension may include a barrel extension body extending along a barrel extension central axis between a barrel interface end. The barrel interface end may be configured to be connected to a barrel and the bolt receiving end may be configured to selectively receive a rotatable bolt of the firearm. The barrel extension may further include a plurality of barrel extension lugs at the bolt receiving end having bolt lug receiving openings therebetween, wherein each of the plurality of barrel extension lugs has a lug inner surface that is a first distance from the central axis, and each of the plurality of receiving openings have a receiving opening inner surface that is a second distance from the central axis. The barrel extension further includes a first feed ramp with a first feed ramp surface configured to guide a firearm cartridge, a second feed ramp with a second feed ramp surface configured to guide a firearm cartridge, and a ramp divider between the first feed ramp and the second feed ramp, wherein the ramp divider has a ramp divider inner surface that is a third distance from the central axis.