GB Bar No. SNT28-50PAFits: Stihl
GB Bar No. HVT28-58PAFits: Husqvarna, Dolmar, Jonsered, Makita, Poulan
GB Bar No. SNT28-63PAFits: Stihl
GB Bar No. HVT28-58VQFits: Jonsered, Poulan
GB Bar No. HVT28-63VQFits: Husqvarna, Jonsered