Martin Sprocket & Gear Inc PN: 50BS18 1 1/4 50BS18114 Bored To Size Sprocket
Type Of Sprocket: Standard Roller Chain Pitch / Chain Size (Inch): 5/8" (0.625") / # 50 Number Of Teeth: 18 Number Of Strands: Single Bore Type: Bore To Size Bore Size (If Bore To Size): 1-1/4" (1.250")