SJ Hardware Mossberg 590A1 Series Mag Tube Extension+ 1
CNC Milled from a solid block of 4140 steel.
Comes with our CNC machined green no-jam delrin mag follower and 1 million cycle count spring and 3 position front sling mount.
Made in Canada.
Will fit Mossberg 590,535,835.
3 position front sling mount.
+1 – 2.25 inches
+2 – 4.5 inches and is designed for pre-2017 590/590a1 or 835
FINISH CERAKOTE BLACK
Item Number: moss-590+1
Rangeview Sports Canada
License Gun Shop in Newmarket, Ontario