The Nordic Components MXT extension kit adds five rounds of capacity to a compatible 12 gauge shotgun magazine tube. Nordic lists the MXT tubes as a universal-fit design. It is a common upgrade for home defense and competition shotguns where reloads count.
- Gauge: 12
- Capacity added: +5 rounds
- Type: MXT magazine extension tube kit
- Fit: universal-fit design per distributor; confirm your shotgun
