Merkur 500 Progress Safety Razor Brass EditionThe Merkur 500 Progress Brass Edition is an adjustable 2 piece safety razor built on the 1950s Progress design a solid brass handle and die cast zinc head, chrome plated, with a twist to adjust blade gap mechanism that lets you dial the shave from mild to aggressive without changing the razor. Adjustable blade gap (0. 61. 6mm) twist the handle to set the aggression Solid brass handle with bright chrome plated finish Two piece, straight bar safety