Calxkit, P320 Carry, .40s&w, Blk Rosewood - Forend stop ensures consistent

- Forend stop ensures consistent stock placement from shot-to-shot

- Reticle: 3 MOA Red Dot

- Drilling and tapping the receiver for the rear sight is required

The backpack sling evenly distributes the rifle weight

The grip panels and mainspring housing form a magazine funnel to increase the speed and ease of reloading

Calxkit, P320 Carry, .40s&w, Blk Rosewood - Forend stop ensures consistentThe Caliber X Change Kit allows you to convert any P320 chambered in 9mm, . 40 S&W, or . 357 Sig to a full size . 357 Sig. It is not compatible with . 45 ACP P320's. Note that Sig Sauer recently made an inline design change to the grip shells and slide catch levers. Watch our video below for additional information. We cannot guarantee that you will receive one or the other due to Sig using the same part numbers for the old and new style grip shells,