RCI X-Rail Magazine Replacement System Benelli M4 7rd #1301-XM2BEB407

XRail High Capacity Magazine Replacement System for Benelli M4 Shotgun - 7 Round. This durable, Aluminum constructed monotube will replace the factory installed magazine tube and extension tube combined. This magazine replacement system allows for you to hold up to seven 2 3/4" shells in the mag. tube. Fits: Benelli M4 Shotguns. DOES NOT Include magazine follower and spring.