See below detailed dimension, any customized sizes are welcome. Different material accepted, like stainless steel, aluminum, galvanised steel, etc. A(I.D.) B(O.D.) C D YP-01 4" 102mm 4" 102mm 9" 229mm 14" 356mm YP-02 5" 127mm 5" 127mm 10.5" 267mm 15" 381mm