GB Bar No. EX22-50Fits: Echo
GB Bar No. JO22-58Fits: Jonsered, Oleo Mac
GB Bar No. HV22-58Fits: Husqvarna, Dolmar, Jonsered, Makita, Poulan
GB Bar No. HW22-58Fits: Husqvarna
GB Bar No. UHL22-58Fits: Oleo Mac