Gear Motors: BOSTON GEAR #F842B-36K-B5-S-M4; IN-LINE HELICAL DRIVE; NEMA 56C QUILL STYLE C-FACE; 5/8" SHAFT INPUT; SIZE 3; DOUBLE REDUCTION; FOOT MOUNT; 48RPM; 36 NOMINAL RATIO; 1" STAINLESS OUPUT SHAFT; M4 MOUNT