These couplers mate perfectly with the older Marklin loop and hook coupler on older cars and locomotives
These couplers fit into the modern NEM 362 coupler pockets
These couplers are easy to install
Marklin H0 Gauge
High quality metal and plastic construction
Relex Couplers. Gauge: H0. Contents: 10 Relex coupler heads. These couplers can be used on locomotives and cars with standard coupler pockets (NEM 362).