Glock Factory Gen5 Barrels

Glock 19 Gen5 barrels also fit G19x, G45 and G19 Gen3/4.

All other barrels fit Gen5 ONLY and are NOT compatible with Gen3/4.

Factory-original Gen5 Marksman Barrels.

Glock Marksman Barrels (GMB) are the latest generation of barrels from Glock. These have a more aggressive polygonal rifling with a target-style crown and a tighter chamber.

Please note: Barrels may only be returned if they are unused and in re-sellable condition. If the item is defective—i.e., does not function—we will accept a return within the 30-day period only.

Not available for export outside the United States.

Order Online or Call Toll-Free: 1-800-601-8273