Comparison : Item # 63P-013.040-T5, 6063-T52 Extruded 0.125" Schedule 40 0.405" x 0.068"
Item # 63R-050.049-T5, 6063-T52 Extruded Round Tube 0.500" x 0.050"
Item # 63R-050.058-T8, 6063-T832 Porthole Drawn Round Tube 0.500" x 0.058"
Item # 63P-025.040-T5, 6063-T52 Extruded 0.250" Schedule 40 0.540" x 0.088"
Item # 63R-063.049-T5, 6063-T52 Extruded Round Tube 0.625" x 0.049"