6061 Aluminum I-Beam, Unpolished (Mill) Finish, Extruded Temper, ASTM B221, Equal Leg Length, Rounded Corners, 4" Leg Lengths, 4" Width, 0.29" Wall Thickness, 72" Length
| Country | USA |
| Brand | Mayflower Products |
| Manufacturer | Best Technology |
| ItemPartNumber | 560 / 680 |
| Warranty | Manufacturer warranty for 1 year from date of purchase |
| UPCs | 722512212602 |
| EANs | 0722512212602 |
| ReleaseDate | 0000-00-00 |