Aircraft Tubing 875″ Od X .120″ Wall 4130 CDN Steel Round Tube - Alcobra Metals Square Tubing Buy .05- 1mm Thickness Plastic Feeler Gauge Gap Filler Measuring Tool 14 in 1 at Great Roll Cage Material! Alloy Steel Round Tube: 4130, 36 in Overall Lg, 0.058 in Wall Thick, 3/8 in Outside Dia, Seamless 4130 Chromoly tubing or Chrome Moly round steel tubing is Cold Drawn and Seamless, it is also very malleable and easy to weld. It has been for years the standard of the aircraft industry. Its high tensile strength means it can withstand substantial stress before failing - an essential quality for roll cages. Often Used In Aircraft Construction! AISI 4130 4140 4145 Tubo de acero sin costura de barra hueca...