SJ Hardware Benelli M4 Bolt Assist Device MOD 1
Made from spring steel that has been post production cycle heat treated to give the correct amount of spring tension as well as min 500.000 cycle longevity.
Zinc plated and then cerakoted graphite black.
These will work with all benelli m4 and can be modified to fit with aftermarket aluminum handguard.
Made in Canada.
Rangeview Sports Canada
Licensed Gun Shop in Newmarket, Ontario