The Large Tower Balcony & Bridge Base Pack is part of the Castle Builder System. It is made of "Dwarvenite" and includes some metal and magnetized parts. This item was initially available as an add-on to a pledge level during the Castle Builder System Kickstarter. This pack was specifically designed as an add-on to the Large Tower. The item comes in both painted and unpainted versions.
The Large Tower Balcony & Bridge Base Pack comes with these 8 pieces:
(2) Stone Balcony Platform
(2) 6in Tower Half - Bridge Base
(1) Stone Balcony Railing
(1) Crenellated Balcony
(2) Short Stair (Not in Kickstarter version)