Compatible with Takeuchi TL130, TL230, TL8, TL26-2, TL126. 1x Bottom Roller. Roller Specifications：. Bolt, grade 12.9, HRC45-52. Exhaust Head Pipe. Intercooler&Kit. Seal: Nitrile rubber. Surface Hardness: HRC52-58, Deepth:5mm-8mm.