Bachmann Trains E - Z Mate Mark II Magnetic Knuckle Couplers with Metal Coil Spring - Medium (12 Coupler pairs per card) - N Scale
Magnetically Operated E-Z Mate Mark II Couplers - Medium (12pr/card) N Scale Snaps Together, Stays Together on Floors, Tables and Carpets. No Nails, Screws, Or Special Tools Needed. N Scale - 1:160 - Conforms with NMRA (National Model Railroad Association) Standards.