GB Bar No. UHL20-50PJFits: Homelite, McCulloch
GB Bar No. UHL20-58PJFits: Husqvarna, Jonsered, Makita, Oleo Mac, Poulan
GB Bar No. UHL20-50PAFits: Homelite
GB Bar No. UHLX20-50PAFits: Homelite
GB Bar No. EX20-50PAFits: Echo, Poulan, Ryobi, Tanaka
GB Bar No. UHL20-58PAFits: Husqvarna, Dolmar
GB Bar No. UHLX20-58PAFits: Husqvarna, Oleo Mac
GB Bar No. HV20-58PAFits: Husqvarna, Dolmar, Jonsered, Makita, Poulan, Shindaiwa
GB Bar No. SN20-63PAFits: Stihl