Our products are designed and assembled in Australia, and where possible, components are manufactured in Australia. All Bullant Drive Units and Motor Bogies are fitted with Mashima 12V dc motors, precision cut 15:1 Gearsets and nickle silver wheelsets. All units are individually assembled and tested before despatch. Additional lubrication is possibly required over the recommended 'Running In' period. We do not have our products made in some dreadful asian sweatshop, where they pay awful wages and work under oppressive conditions, no sir! We have our own sweatshop right here in Australia with those same awful wages and oppressive conditions. However, if you are not comfortable with on-line shopping, please contact us on 01132 563415 or by Royal Mail Warranty. All Hollywood Foundry products are warranted against faulty materials and manufacture for a period of six months. Items must be returned to us packed securely for repair within this period, and must be accompanied by a detailed letter explaining the problem and providing telephone contact details. Hollywood Foundry reserves the right to not repair or charge or repairs where the damage is a result of excessive wear, improper operation, modification by the purchaser or abuse. Hollywood Foundry will not normally supply spare parts. Any wheelbase can be produced from 20.5mm to 65mm,either in Bo-Bo (4 wheeled all powered) or in Co-Co (6 wheeled all powered). Please e.mail firstname.lastname@example.org for further details.