This is Traditional ABS Square Tubing. FEATURES: Used with Concrete Columns in the Construction of Modern Structures Precision Extruded in Light Gray ABS Plastic Ideal for all Facets of Model Building INCLUDES: Six Rectangle ABS Tubes SPECS: Height: 1/4" (6.4mm) Width: 3/16" (4.8mm) Wall: 1/16" (1.6mm) CJH 11/29/99 ir/jl