Structural 08" X44" 2.5" T Polyglass PN30305, Structural 09" X48" 2.5" T Polyglass PN30383, Structural 10" X44" 2.5" T Polyglass PN30523, Structural 10" X54" 2.5" T Polyglass PN30579, Structural 12" X52" 2.5" T Polyglass PN30666, Structural 13" X54" 2.5"