50W 120V Track Quick Connect Adapter Brushed Nickel Finish for L Series Track Fixtures - The threaded male adapter used on QUICK CONNECT fixtures makes inter-system compatibility a snap - Simply insert the metal fitting into the appropriate system adapter, hand tighten the threaded collar and you are done

50W 120V Track Quick Connect Adapter White Finish for L Series Track Fixtures - The threaded male adapter used on QUICK CONNECT fixtures makes inter-system compatibility a snap - Simply insert the metal fitting into the appropriate system adapter, hand tighten the threaded collar and you are done