Bọltị-na-hubs
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Bolt-On-Hubs, Ụdị SM, BF kwa GG22 Cast Iron
Emebere ebe nchekwa ihe eji eme ihe maka iji osisi taper, gụnyere ụdị BF na SM.
Ha na-enye ngwọta dị mma maka ịchekwa rotors fan, impellers, agitators na ngwaọrụ ndị ọzọ nke a ga-ejikọ nke ọma na osisi.