Proven Part 2-20" Catena 3687-005-0081 Barra .325" .050" 81DL, 1 Qt Olio Catena, Lima
The parts diagram will show you the part numbers for each item. Proven Part Chain Fits 3687-005-0081. 325.050 81Dl For 20In Bar. 2-Semi Chisel Saw Chain For 20In Bar Fits Stihl Part 3695-005-0081.