Limited Availability. You are buying FOUR (4) RUSSKIT 60 OHM VARIABLE SPEED HAND CONTROLLER WITH AFX STYLE QUIKEE PLUG; 'For use with all 12 Volt DC HO scale racing sets and cars.' VINTAGE UNUSED BOXED from 1976; Made in Singapore, Mexico or USA; Embossed "AURORA" on the Controller. Would work well on Aurora AFX, Thunderjet, T-Jet era screw terminal track sets as well as many others. Nice action on the triggers with predictable performance. Sold as is. Descriptions are very accurate; No Returns. PLEASE ASK QUESTIONS BEFORE YOU BUY IF YOU ARE UNSURE. We ship promptly professionally. We happily combine orders refund any excess s/h immediately upon shipping. We can always provide tracking. I charge $1 for expert handling/packaging, actual shipping. We ship out of the country almost daily. Please refer to our feedback, social media or time selling HO slot cars for assurances of a good honest deal. Happy motorin' thanks S'lots from Bob at Slot Car Central in SYR. We Know H.O.