4mm Grey Sleeving (sold per metre)Replacement grey sleeving to cover a single wire.
This is the correct shade of light grey, as used on Italian wiring harnesses. (one metre)
The Complete Spanner's Manual: Lambretta Scooters by Martin 'Sticky' Round Third Edition 8100072
The Complete Spanner's Lambretta Kit Book
Eibar Lambrettas 1954-1989 by Jaime de Prat Salomone
The Unofficial Lambretta Manual Update by Mark Haines