2 ROUND SILVER MAG TUBE EXTENSION FOR H20 - STEEL - BENELLI M4

81043 FF NP3 - FFT NP3 Coated Steel 2-Round Magazine Extension Tube for Titanium Cerakote H20 Original Benelli M4 Shotguns THE NP3 TUBES ARE THE BEST CHOICES FOR MATCHING A TUBE TO YOUR "TITANIUM CERAKOTE H20 BENELLI M4 SHOTGUN" - IT IS A BETTER CHOICE THAN THE STEEL BLACK OR THE TITANIUM AIR FORCE GREY FOR BLACK SHOTGUN. THE FFT/WOLFF HIGH POWERED MAGAZINE SPRING IS ALWAYS RECOMMENDED WHEN ADDING MAGAZINE CAPACITY OVER 5 ROUNDS. MAGAZINE SPRING AND FOLLOWERS SOLD SEPARATELY. For the Benelli M4 enthusiast who chooses not to go with a full magazine replacement tube on his or her Benelli H20, FFT offers the NP3 coated steel magazine extension tube. The FFT steel magazine extension tubes are manufactured with one-piece construction for strength and durability. The steel magazine extension tube is designed to replace the "limiter" that Benelli installs on every civilian M4 tactical shotgun. Adding this magazine extension tube changes the magazine capacity on your Benelli M4 from a 5+1 capa