Integral latch design(pictured above) for use in all axis, axis ii, 110 apex & 110 ultralite models.Use in place of the factory magazine to limit the rifle to being a single shot.Simply replaces the factory magazine, with no modifications to the rifle needed.Short action configurations for use with 350 legend, 308 winchester, 6.5 creedmoor, 300 blackout and other short action cartridges.