"*2.58 tons\n*Platform mass: 12.9 tons"@en . . . "Segment width: 0.1 meters"@en . . "*Ancients\n*Goa'uld\n*Jaffa\n*Ori\n*Tau'ri\n*Tok'ra"@en . . "Matter transportation"@en . . . "Naquadah"@en . . . . "Outer diameter: 7.5 meters"@en . . "Transportation rings, also called ring transporters, transport rings or simply rings, are a form of transport used by a number of species, but they were originally designed and built by the Ancients before their invention of beam transporters."@en . . "Transportation rings, also called ring transporters, transport rings or simply rings, are a form of transport used by a number of species, but they were originally designed and built by the Ancients before their invention of beam transporters."@en . . . . "Transportation rings"@en . . "Inner diameter: 7 meters"@en . "*Alterans\n**Ancients\n**Ori\n*Goa'uld\n*Tau'ri"@en . . . . . . "Control crystals"@en . . . . "*Alterans\n**Ancients\n**[[w:c:stargate:Ori"@en . "*Ancients\n*Ashellian Empire\n*Confederate Systems\n*Goa'uld\n*Jaffa\n*[[w:c:stargate:Ori"@en . . . . "2.58"^^ . . . . . . . . "Alterans"@en . "Transportation rings"@en . . . . . . . . . . . . . "Platform mass: 12.9 tons"@en . . . . . "*Outer diameter: 7.5 meters\n*Inner diameter: 7 meters\n*Segment width: 0.1 meters"@en . . . . . . . . . . .