''The no.2 twin gun is a slightly upgraded version of the 20.3 cm twin gun.<br>The excellent heavy cruiser main guns were upgraded and used as the main guns of the Myoukou-class.<br>Other heavy cruisers had their early-model guns eventually replaced with this one during their modernizations.
==Mechanics==
==Mechanics==
Line 56:
Line 51:
==See Also==
==See Also==
−
[[wikipedia:20_cm/50_3rd_Year_Type_naval_gun#2_G.C3.94_.28Mark_II.29_guns|20 cm/50 3rd Year Type naval gun 2 GÔ (Mark II) guns]]