The #118 "SF" KadeeMagne-MaticWHISKERCoupler
features a All Metal Coupler, Metal WHISKERCentering
Spring. The #118 "SF" Coupler may be mounted in manufactures cast-on coupler
pockets or any of our HO-Scale draft gear boxes (except #233 30-series gear
25 pair per package
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.