Scale: 1/700

Recommended to help build USS Portland CA-33 as the ship appeared in 1942 from:

  • Matchbox 1/700 scale USS Indianapolis CA-35
  • Niko Model 1/700 scale USS Portland CA-33 (1944)
  • Revell 1/700 scale USS Indianapolis CA-35
  • Tamiya 1/700 scale  USS Indianapolis CA-35 & Japanese Submarine I-58
  • and more!


This set of four Aft 20mm Oerlkon Gun Tubs (splinter shielding) helps convert your 1/700 scale USS Indianapolis model kit to one of the US Navy's most decorated warships, USS Portland CA-33 as she appeared during crucial Pacific battles fought during the summer of 1942, Coral Sea and Midway.


If you are purchasing the "USS Portland CA-33 Bundled Set", you do not need this model.  Tubs are included with the bundled set.

Click here for a USS Indianapolis to USS Portland conversion tutorial.

This part has been designed to be adapted to any 1/700 scale USS Indianapolis kit.  Depending on which plastic kit you own, some modification to this part and/or the kit's parts will be necessary for best fit.


  • Turret Three 20mm Oerlikon tub designed to conform to the turret's roof
  • smaller 20mm Oerlikon tubs compliment the Aft Superstructure (available separately) and straddle it 
  • large, boxy splinter shield for two 20mm Oerlikons placed on the fantail

© Model Monkey Book and Hobby.  This 3D-printed item may not be copied or recast.

Model Monkey USS Portland CA-33 (1942) conversion parts:

  • USS Portland CA-33 Forward Superstructure, 1942
  • USS Portland CA-33 Forward Funnel and Aircraft Handling Deck, 1942
  • USS Portland CA-33 Aft Funnel and Upper Anti-Aircraft Deck, 1942
  • USS Portland CA-33 Lower Anti-Aircraft Deck, 1942
  • USS Portland CA-33 Aft Superstructure, 1942
  • USS Portland CA-33 Aft Gun Tubs, 1942
  • 8"/55 cal. Triple Turrets for USN Heavy Cruisers

1/700 USS Portland CA-33 Aft Gun Tubs, 1942

SKU: 700-CA33-AftGunTubs

    Except for new nameplates, we do not accept requests for new models or alterations to existing models.

    Model Monkey does not sell your personal information to anyone.

    Model Monkey is GDPR and CCPA compliant.

    When you access this catalog, your identity and precise location are not identified or recorded by Model Monkey.

    • When you subscribe or make a purchase, Model Monkey only uses your personal information to communicate with you or process your order.

    • Model Monkey does not receive or record your credit card, debit card or banking information.  When you buy models from Model Monkey, your PayPal or credit card information is processed and recorded by PayPal, not Model Monkey.

    • Model Monkey will never send you an email or text message asking for your credit card, debit card, or banking information. 

    ©2015-2021 by Model Monkey.       Proudly created with