Maybe one of these similar products would be of interest:-
TRI-ANG HORNBY CATENARY R307 R.307 FIXED LENGTH 9" QTY 12 OFF
Set of 2 overhead catenary lines - length 92 cm - HO train
547 Sommerfledt HO catenary FS length 360 mm thickness 0.7 mm conf 5 pieces
Kato-Tomix Chassis Motorized Chassis 70mm Variable Length Scale N 1/160
Catenary variable length support brackets LIMA OO golden series 60293 pack of 6