The #119 SE Shelf Coupler features shelves that actually work and can be easily modified to look like the type "E" or "SBE" bottom shelf coupler passenger car coupler. Can be mounted in the supplied #242 Gearboxes or directly into most manufacturer's molded-on gearboxes. During the 1970's the Type “E” coupler with a bottom shelf was developed as the Type “SBE” and the Type “SE” top and bottom shelf came later on. The Type “SF” and “SE” couplers were standard for tank cars in 1975 and eventually became mandatory for hazardous material cars. Package Includes: (2) Pair #119 SE Shelf Whisker® Metal Couplers - Medium Centerset Shank (2) Pair #242 Snap-Together Gearboxes & Lids (2) Spare #625 Knuckle Springs Using a metal coupler directly on a metal surface or in a metal draft gearbox is not recommended to avoid possible electrical crossover and shorting that may cause damage
