PRODUCT APPLICATIONS Applicable to various models of chain saws, such as 136 137 141 142 and other models of the same size, reducing the trouble of losing the nut due to vibration or the nut wearing, which reduces the working efficiency of the chain saw. And used to replace these part numbers 503220001, 43301912330 531300382 530015917. PRODUCT DETAILS √ Type: M8 Bar Studs & Bar Nuts √ Material: Manganese steel √ Bar Studs Size: Length is 42mm/1.65in, Diameter is 7.9mm/0.31in √ Bar Nuts Size: Inner diameter is 7.9mm/0.3in, outer diameter is 12.8mm/0.5in.
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