Vessels of Polish Riverine Flotilla

built in 1920 (Stocznia Gdańska), displacement 110/126,5t

• since 1920 – 105 mm Cannons (2xI), 5 MG
• since 1920s – 100 mm howitzer (1xI), 75 mm Cannons (2xI), 4 MG
• since 1930s – 75 mm Guns (1xII and 1xI), 2 MG

• 100 mm wz 1914/19P howitzers (x3)
• 7.92 mm Maxim MG (x3)
• since 1939: 13.2mm Hotchkiss AAMG (x2)

• 100 mm wz.14/19 Cannon (x1)
• 37 mm Puteaux Cannon (x1)
• 7.92 mm Hotchkiss MG (x1)

• 37 mm Puteaux Cannon (x1)
• 7.9 mm Maxim 08 Heavy MG (x1)

• 37 mm Puteaux Cannon (x1)
• 7.9 mm Maxim 08 Heavy MG (x1)

• 37 mm
• 7.9 mm MG

• 40 mm Bofors Antiaircraft Cannon
• 37 mm Puteaux Cannon
• 7.9 mm Hotchkiss Heavy MG

• 13.2 mm Hotchkiss 03 Heavy MG (1×2)

• 37 mm Cannon