Conveying Chain Sprocket; 1-7/16" Bore; 1-1/2" Pitch; 7960 Modular - Flat Top Size; 13 Teeth; C-Hub Both Sides Type; Finished Bore; Round; 6.46" Outside Diameter; 6.27" Pitch Diameter; Straight Running Modular - Flat Top Type; Thermoplastic Material; No Grooved; Split; Keyway