“4”S
T.M. M.K.1″ (with ordnance logo) – “YALE”. Body Type: Cast 1 Piece. Body Material: Brass. Body Size: 1 3/4″Wx1 5/8″H. Shackle Material: Steel. Shackle Size: 19/64″Dx3/4″H. Key Type: Single Sided 5 Pins.
T.M. M.K.1″ (with ordnance logo) – “YALE”. Body Type: Cast 1 Piece. Body Material: Brass. Body Size: 1 3/4″Wx1 5/8″H. Shackle Material: Steel. Shackle Size: 19/64″Dx3/4″H. Key Type: Single Sided 5 Pins.