Bachmann Williams HO Coupler Economy Pak Center - 25 (SPWS1658), Grey

E- Z Mate Mark II Center Shank - Medium Economy Pack (25 pair). Magnetically operated knuckle coupler with metal coil springs. Coil springs are molded as an integral part of the coupler. Patent Pending Spring Retainers. Easy installation and operation. F.Toy Type: Coupler Economy Pak Center.Age Range: 8 years and up.Material: Made from high quality material « less