Brand: Martin.

Item: 14-tooth #50 roller chain sprocket, bored and keyed as pictured.

Model and markings: Box marked 50B14; box label printed 0063068R; barcode digits 697950010212 visible; Martin logo on packaging as shown.

Physical design: Steel sprocket with keyed bore, two threaded set screw holes, standard #50 tooth profile and machined hub as pictured.

Intended use: Replacement #50 roller chain sprocket for compatible chain drives and industrial machinery; verify fit before installation.

Package contents: Listing includes the pictured Martin 50B14 sprocket and the pictured box only; no additional parts or hardware included.

Actual Measurements: Bore: 1 1/2 in.

Country of origin: Made in USA.

Notes: See photos for box label, keyed bore detail, barcode, and overall configuration.