for standard coupling pockets according to NEM 362.4 units per pack.
Roco 40287 Close Coupler Heads Height Adjust. Advanced Uncoupler Tab(2)
Piko Coupling Adaptor for Tillig Close Coupler (2)1:120 Scale, TT120 Gauge
KATO 11-704 N Gauge Close Coupler A Gray 20pcs Model Railroad Parts
Hornby Roco style Close couplings NEM pocket Large quantity
KATO N Scale 11-731 Coupler Close-coupled Type#2 Short for New Performance Train
