== Key Features == / / * 2 Pair per package / / == Overview == / / The #148 Kadee Magne-Matic "WHISKER" Coupler features a Metal Coupler, Metal "WHISKER" Centering Spring, insulated Draft Gear Box and Lid.The #148 Coupler may be mounted with supplied draft gear box or with manufactures cast-on coupler pockets.It is not recommended to use a metal coupler directly on a metal surface or in a metal draft gear box to avoid the possible electrical crossover or shorting that may cause damage. Use the provided insulated draft gear box.