Description #143 Standard Couplers (2 pair) – HO 2 pair of standard head metal whisker couplers, short centerset shank. The #143 Kadee® Magne-Matic® WHISKER® Coupler features a Metal Coupler, Metal WHISKER® Centering Spring, insulated Draft Gear Box and Lid. Install the #143 Coupler with supplied #242 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. Coupler for standard height mounting platforms. Coupler shank has the same dimensions as the #23, #33 and #153 coupler shanks.wo pair per package.
