Comparison : Item # F61-01250100-6E, 6061-T6511 Extruded Flat Bar 0.125" x 1.000"
Item # F61-01250125-6E, 6061-T6511 Extruded Flat Bar 0.125" x 1.250"
Item # F61-01250150-6E, 6061-T6511 Extruded Flat Bar 0.125" x 1.500"
Item # F61-01250200-6E, 6061-T6511 Extruded Flat Bar 0.125" x 2.000"
Item # F61-01250400-6E, 6061-T6511 Extruded Flat Bar 0.125" x 4.000"