GB Bar No. SW12-50
Fits: Stihl, Oleo Mac

GB Bar No. M12-50
Fits: McCulloch, Ryobi

GB Bar No. PO12-50
Fits: Husqvarna, Echo, Bosch, Dolmar, Hitachi, Homelite, Jonsered, Makita, Oleo Mac, Poulan, Ryobi, Shindaiwa, Tanaka

GB Bar No. F12-50
Fits: Husqvarna, Jonsered

GB Bar No. HN12-50
Fits: Homelite

GB Bar No. HX12-50
Fits: Homelite

GB Bar No. EC12-50
Fits: Echo