51774B McCulloch Vintage NOS Spur Sprocket 51774 .404″ Pitch, 7 Teeth -needle bearing included, 9/16″ Crankshaft Diameter

51774B McCulloch Vintage NOS McCulloch Spur Sprocket 51774 7 Teeth 7M65 51774B needle bearing included

Fits Saw Models:

Large Direct Drives:

SP-125C, SP-125, SP-105, Super 550 & 250, 44 Series, 300, 380, 440, 450, 550, 790, 795, S797,

1-70 Series, CP-125

9/16″ Crankshaft Diameter