The Mossberg 514 Conversion Kit provides a factory upgrade option for compatible Mossberg 500, 590, and 590A1 12-gauge shotguns. This kit includes a rugged 14" heavy wall barrel paired with a 6-round magazine tube assembly, allowing shooters to configure their shotgun into a more compact and maneuverable platform.

The heavy wall barrel design provides enhanced durability while maintaining reliable performance. A bead front sight offers quick target acquisition for defensive or close-range applications.

Finished in durable parkerized steel, the components are designed to withstand harsh environments while maintaining Mossberg’s reputation for reliability.

This factory kit includes the barrel, magazine tube assembly, and related components required for installation on compatible Mossberg shotgun platforms.

Available from Huckleberry Arms.

NFA Compliance Notice:

This kit includes a 14" barrel. Installation on a shotgun configured as a standard shoulder-fired shotgun may create a firearm regulated under the National Firearms Act (NFA). Buyers are responsible for ensuring compliance with all federal, state, and local laws before installing this product.

Always confirm your host firearm configuration and consult applicable regulations or a qualified professional if you are unsure.