*Update: So I think I may have the shipping calculator figured out. I'm also now offering free shipping within the continental United States for orders over $99.00
The 75 ton Orion has been a staple of effective forces for years. The mix of long and short range weaponry allow it to fill multiple roles on the battlefield. The ON1-M variant upgraded the original Orion to provide better heat management and weaponry.
More information on this mech can be found at Sarna.net