These are not considered defects. Riverside Premium Product. Release dates may be delayed by the manufacturer.
For KATO Dummy Coupler with Cover 10 Pieces
KATO Arnold Coupler Black
KATO DT21 Coupler 2 Pieces
Märklin Hamo H0 Empty Box + Service Book Coupler For 8310 BR 012 SG #EC614-0.5
X6145 Hornby Spare Extension Coupler for Hitachi Class 395 (also fit Pendolino)
