CGA #                    Size                       P.S.I.                       Price Per
320                            ¾”                        3000                          $18.54
320                             1”                        3000                          $20.85
320                             1”                        3000                          $20.85
540                            ½”                        3000                          $18.54
540                            ¾”                        3360                          $18.54
540                            ¾”                        3775                          $18.54
540                             1”                        3000                          $20.85
580                            ½”                        3000                          $18.54
580                            ¾”                        3360                          $18.54
580                            ¾”                        3775                          $18.54
580                            ¾”                        4000                          $18.54
580                             1”                        3000                          $21.00
580                             1”                        3360                          $21.00
580                        1 1/8”                       3000                           $22.50