whats the difference between a 520 chain and a #50 chain nobody i have talked to knows. they are both the same length, width, the pins are the same but there has to be some sort of diiference but what thanks in advance
whats the difference between a 520 chain and a #50 chain nobody i have talked to knows. they are both the same length, width, the pins are the same but there has to be some sort of diiference but what thanks in advance