Talk:46cm Triple Gun Mount/@comment-210.195.21.82-20140210081456/@comment-84.253.137.150-20140226142358

10/251/250/10 or 10/270/250/10 or 10/300/250/10

more ammo = higher chances, with 250 ammo you get 3,7% chance topping at 6,1% with 300 ammo.

All info taken from jp wiki.