Kadee Couplers, #508 Magne-Matic Coupler Conversion Bolster for AHM, HO Scale

Kadee 508 HO Scale Coupler Conversion Bolster For AHM 4-Wheel Trucks (Pair of 2)

Kadee Conversion Bolsters 4-Wheel Pass Trucks - HO Scale Model Train Coupler

HO Coupler Conversion Bolsters for AHM 6-Wheel

Kadee HO Scale #508 Magne-Matic Coupler Conversion Bolster for AHM (1 Pair)

Kadee 508 HO-Scale AHM / Rivarossi 4-Wheel Trucks Conversion Coupler (2)

Kadee HO Scale AHM/Rivarossi Conversion Coupler, 4-Wheel

HO AHM/Rivarossi Conversion Coupler, 6-Wheel