#143 HO Scale 140-Series Whisker® Metal Couplers with Gearboxes – Short (1/4″) Centerset Shank

This industry leading coupler features an all metal coupler head, shank, and Whisker® centering spring and comes complete with insulated draft gearbox and lid. The #143 Magne-Matic® Whisker® Metal Coupler may be mounted with the included #242 Snap-Together Gearbox or with other manufacturers cast-on coupler pockets.

It is not recommended to use a metal coupler directly on a metal surface or in a metal draft gearbox to avoid possible electrical crossover and shorting that may cause damage. Use the provided insulated gearbox or insulated #23 coupler.