what is 'quarter turn lock' of Gillette adjustable razors?
how to disassemble a 1950s Gillette flare tip tips for taking apart a vintage razor for cleaning. - YouTube
1965 K-4 Slim Adjustable. Found this poor thing at an antique mall - had to bring it home with me. Did a total disassemble, clean, polish, number repaint and blade gap adjustment.
Fatboy (Standard) - Gillette Adjustable Razors
Polished and repainted dail on my Gillette Slim K2 : r/wicked_edge
Imgur: The magic of the Internet
The Amazing Story of the Gillette Slim Adjustable.