Inner Hex Head Screw – M8x18

Inner Hex Head Screw size M8x18 for 250cc 4-stroke water-cooled CN250 172mm engines.
250cc 172mm 4-stroke, Boreem (BMS), CFmoto V3/V5, Fits and compatible with Honda, Kazuma, Roketa, SUNL, Tank, Various unlisted makes/models