X0708 D LIVE 0002141296 Rox Capital Interstate Investment LLC 206 WILD BASIN RD. S, STE. 205 AUSTIN TX TEXAS 78746 512-900-0651 TEXAS None None Limited Liability Company true 2026 Mark Jonathan Sparrow 206 Wild Basin Rd. S, Ste 205 Austin TX TEXAS 78746 Executive Officer Director Promoter President of Issuer, Managing Member of Rox Capital, LLC, Issuer's Manager. Albert Alexander Cameron 206 Wild Basin Rd. S, Ste 205 Austin TX TEXAS 78746 Executive Officer Director Promoter Secretary of Issuer, Managing Member of Rox Capital, LLC, Issuer's Manager. Matt Nader 206 Wild Basin Rd. S, Ste 205 Austin TX TEXAS 78746 Promoter Manufacturing Not Applicable 06b false 2026-06-09 false true true Offering made in connection with Issuer's investment, through Interstate Threaded Products, Inc., in the acquisition of Interstate Fittings, Inc. 10000 8785000 8785000 0 false 74 0 0 0 Certain executive officers of Issuer hold Class C Units (profits interests) in Issuer, which were no acquired using offering proceeds. false Rox Capital Interstate Investment LLC /s/ Mark Sparrow Mark Sparrow President 2026-06-18