Krowne M12524K12 - 1-1/4" Interior size x 24" Length Complete Kit with Two SwivelKings & caster positioning chocks. Construction: Corrugated Stainless Steel Tubing, Heavy Duty Stainless Steel Radial Wrap, PVC Protective Coating with Welded End Fittings that rotate for easy install. Includes: Gas Connector, Quick Disconnect, Shut-off Valve, Restraining Cable Kit, (2) 90 Elbows, (2) SwivelKings and Caster Positioning Chocks.