The Model 870 Magazine Extension kit will add more rounds to your shotgun's capacity, and extends magazine chamber. The 18" Extension adds 2 extra shots, the 20" adds 3 extra shots. The package includes tube assembly, swivel assembly with screw, magazine extension spring and coupling.
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Type : Magazine Extension
Model : 870
Finish : Parkerized
Size : 12 GA
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Submitted By: Richard D. On 09/13/2018
Worked perfectly in my Rem 870.
[5 of 5 Stars]