... high precision, long life 3.ISO9001 4.good payment and after-sale service Adapter sleeve Materialcast iron ... enjoy great reputation in North America. Adapter sleeve(H200 series)H204,H205,H206,H207,H208,H209 ... H3172,H3176,H3180,H3184,H3188,H3192,H3196 Adapter sleeve(H3000 series)H3024,H3026,H3028,H3030,H3032, ... ,H3076,H3080,H3084,H3088,H3092,H3096 Adapter sleeve(H2300 series)H2304,H2305,H2306,H2307,H2308, ...