Plastruct B-16 styrene I-beam stock is a structural plastic shape designed for scale modeling, diorama construction, and scratch-building projects. The 1/2 scale designation refers to the beam profile size, making it suitable for detailing architectural models, industrial scenes, or custom fabrication work. These styrene pieces can be cut, sanded, cemented, and painted with standard plastic modeling techniques. Features: Styrene plastic construction I-beam profile shape Cuttable and sandable for custom fabrication Compatible with standard plastic model cements 7/7/26 cs