10 chainsaw saw chain 38 links 3 8 1.3mm 0.050please ensure details listed match those of your chaindrive links number of links that sit in guide barpitch measure between 3 rivets divide by 2gauge distance between rails on guide barplease count the links on your existing chain before ordering to ensure correct chain length most chainsaws offer more than one bar length option, so chain size will vary too.suitable for the following modelsblack decker dn301, dn302, dn400, dn401, dn402, dn404, dn412, dn416please verify if 38 or 39 link chain for 10 models, as both have been producedmcculloch m1, m2, m2b, m4, m4b, m6, m6bequivalent to oregon 91, carlton n1c, stihl picco micro, duro, super, stihl 63pm, husqvarna h43x, em s43x, windsor 50r, homelite 35 m50, gb sabre, tsc, excel 357, dolmar 92.