In 2mm n gauge we have br mk1 lner greasleys and are currently testing colletts. 4mm scale oo gauge. they are laser cut with a scored line to aid folding.
5 pack hornby mk3 HST bellows corridor connectors x 5 oo em finescale
hornby lner gresley teaks super detail bellows corridor connectors x 5 oo em p4
new tooling hornby mk1 bellows corridor connectors x 5 oo em p4 finescale
hornby super detail pullmans bellows corridor connectors x 5 oo em p4 finescale
hornby mk3 HST older shorties bellows corridor connectors x 5 oo em finescale
hornby new collett gwr br bellows corridor connectors x 5 oo em p4 finescale