Yeah, those were some amazing cartridges. I was and am definitely a fan of the "no lube strip" approach.NOS Schick Super II Twin cartridge loaded onto a Bump Fighter Trac II-compatible handle
Schick was never going to unseat Gillette for the twin-blade razor throne. Gillette never had to say their cartridges fit the Schick II razor as Schick said about fitting the Atra and Trac II.
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But as far as quality of shaves, Schick was tops. Note the lack of the "dreaded" lube strip. For this cart, Schick added Teflon to their already excellent chromium edged blades. Just a super shaver.