Chain fits Husqvarna Models: 20 MARK II, 136, 137, 140, 140S, 141, 142, 23, 235, 235E, 240, 240E, 243, 249, 33, 36, 38, 41, Electric 16, T540XP                              

Buyers please be aware that your chainsaw can be purchased with different size bars. 

Please be use the chain size provided to match your bar rather than only with the model name.