R121 – Guancette Nill per revolver Smith & Wesson, Telaio N, Round Butt

Guancette Nill per revolver Smith & Wesson, Telaio N, Round Butt (S&W 21, 24, 25, 29, 325, 327, 329, 357, 610, 624, 625, 627, 629, 657, 929).