The STIHL 41340201211 is a genuine OEM cylinder with piston, featuring a 35mm diameter. This critical engine component is designed for precise fit and optimal performance in various STIHL brushcutter and trimmer models, including the FS 120, FS 200, FS 250, BT 120 C, and SP 200. Manufactured to STIHL's rigorous standards, it ensures reliable engine operation and extends the lifespan of your equipment. This assembly includes both the cylinder and piston, making it a comprehensive solution for engine rebuilds or repairs.