ITG Air Filter JC20 & steel fitting plate 3JC20 to fit your 32/36 DGAV or 32/36 DGV or 38 DGAS Weber carburettor.

The picture shows the 40mm filter element & it is available in 25mm, 40mm, 65mm & 100mm internal heights.

The width is 148mm, length(bottom) 186mm, length(top) 192mm.

The total height of each element is 50mm, 65mm, 90mm, 125mm, respectively.

The same element is used for many more applications with the base plate changed accordingly. 
Some popular applications include:

Weber DCD, DMTL, DFEV, DFA,DFAV, DFT, IDF, DCNF, TLDM