hi
18Pr MkII, L 284.4mm, BB or CG
18Pr Mk III, III*, V, L 273mm, BB or CG
18Pr Mk VI, L 268.5 mm, BB
18Pr unknow Mark, 293mm, CG
18Pr unknow Mark, 305mm, CG
Lenght without fuze 106 or 101
Shell body CI or SS
18Pr Mk III HE converted or repaired, L243mm, Central tube and bursting chargein base shell, no used, fuze 103