FrostBite 3/8" pitch, .050 gauge, 72 drive links for a 20" bar.
Commonly fits most Stihl and some Husqvarna chainsaws.
Skip tooth is best for when you're cutting dirty wood and you're concerned with caking up the chain.
FrostBite Chain is deep cryogenically frozen to -320 degrees F that hardens the metal to create a lasting chain. This chain is a harder chain, so it can be more difficult to hand sharpen in the field.