The 35.5 cm Mantel Ring Kanone L/25 was a 35.5 cm 25 caliber long Krupp Mantel Ring Kanone (MRK). It was a rifledbreechloader built-up gun with a Krupp
The 30.5 cm Mantel Ring Kanone L/22 was a 30.5 cm 22 caliber long Krupp Mantel Ring Kanone (MRK). It was a rifledbreechloader built-up gun with a Krupp