Nordic MXT Benelli 12 Ga Extension Nut Nordic MXT Benelli 12 Ga Extension Nut $32.99 SKU: NORNUTBN1200 In Stock Going Fast: Limited Quantities Left! Quantity -+California Proposition 65 Warning Add to Cart Details MXT extension tube nut for Benelli autos (M1, M2, Super Black Eagle, SBE2, SBE3) and Breda autos. This nut will replace your factory magazine ca... DetailsBackDetailsMXT extension tube nut for Benelli autos (M1, M2, Super Black Eagle, SBE2, SBE3) and Breda autos. This nut will replace your factory magazine cap and allow installation of an MXT shotgun See MoreSee Less Reviews Back Ratings & ReviewsNo reviews availableBe the first to Write a Review