And remember.. the Single Ring Old Types were advertised as 'adjustable'. Loosening the bottom knob (normally used for disassemble and blade loading) backs off the head tension , opening the blade gap and increasing what might be called 'aggressiveness'. Delightful!
http://badgerandblade.com/vb/showth...-old-type-quot-adjustable-quot-1907-marketing
http://badgerandblade.com/vb/showth...-old-type-quot-adjustable-quot-1907-marketing