“M.C.G. & E. CO.” – “YALE”. 1 5/8″ wide. Steel body. Brass shackle. Keyway: Paracentric. “YALE” is embossed on the reverse of the body. “YALE & TOWNE MFG. CO. STAMFORD CONN. U.S.A.” is stamped on the reverse of the shackle. The pins are located in the body.