The STIHL 11462000055 is a genuine Rollomatic E Mini guide bar designed for optimal performance and durability on compatible STIHL chainsaws. This 30 cm (12 inch) guide bar features a 1.1 mm (0.043 inch) gauge and 1/4" P pitch, accommodating 64 drive links. It is engineered to provide precise cutting and reliable operation for professional and demanding home users. This guide bar is suitable for various STIHL chainsaw models, including the MS 150, MS 151, MSA 160 C, MSA 161 T, MSA 200 C, and MSA 220 C.