Plastruct Model Parts 90046 C-10 Channel, 5/16" 4 Pack Use for bracing or lightweight vertical support members in the construction of most steel structures. Precision Injection Molded in Dark Gray ABS Plastic. Ideal for all outdoor or professional model construction where model life is critical. High impact characteristics provide durability, flexibility and longevity of the model. Plastruct is a supplier of Architectural, Educational and Hobby Model Parts. Features: Color: GRAY Scale: ALL Quantity: 1*4 Height in Inches: 5/16" Height in MM: 7.9mm Length in Inches: 24" Length in MM: 600mm Width in Inches: 3/32" Width in MM: 2.4mm Material: ABS Thickness in Inches: 0.050 Thickness in MM: 1.3mm