Uploaded February 2018 | Updated September 2026, 1 week ago

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My Cartridge Comparison Playlist: youtube.com/playlist?list=PL802BPbYYm-fI5Ll0Xg8lXd2o0Fcnv-j-

Let's compare Grado's Black2 to the Green2. The Green is made from the same production line as the Black, only 15% of the cartridges meet the necessary specs to become Greens.