\ These are Kadee?? Magne-Matic?? Delayed Uncoupler MagnetsFEATURES: Precision engineered. Permanent magnet. Between-the-rails delayed-action uncoupler. Ready to mount on top of ties with Code 100 rail. Made in the USA.INCLUDES: 2 UncouplersSPECS: Scale: HO 1:87 Length: 1.995" (50.7mm) Width: .515" (13.1mm) Height: .115" (2.9mm)KadeePart KAD321