Here is 10 brand new Oregon chains. The part # 73LGX072G. These chains are the new LGX pro series with the blued cutters for improved strength-very fast cutting-and what all the loggers use in this area.These are not safety chains.These have full Chisel cutters made from OCS-01 steel provides greater durability especially in cold cutting conditions. These chains retail for $28.92 each.These chains fit most of the big 20 inch Jonsered and Husqvarna with .058 gauge bar. These chains are 3/8 pitch .058 gauge and 72 drive links. If you have a 73 or A2 stamped on your drive link and there is 72 drive links these will fit your saw.