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old mossy Global Moderator Staff member Global Moderator Moderator Apr 5, 2013 #2 conpewter said: Is there a way to get a barrel/magazine extension set so that I can have more than a 3 round magazine? Am I better off just selling the 510 and buying a 500 bantam? Click to expand... welcome from NY. i'm pretty sure the 500 20ga barrels will fit. however you would need to get the mag tube also. give mossberg a call. (800) 363-3555
conpewter said: Is there a way to get a barrel/magazine extension set so that I can have more than a 3 round magazine? Am I better off just selling the 510 and buying a 500 bantam? Click to expand... welcome from NY. i'm pretty sure the 500 20ga barrels will fit. however you would need to get the mag tube also. give mossberg a call. (800) 363-3555
