|4900: RG4 GEARBOX CONVERSION 1 (1624/1616 MOTORS)|
Based on a design by Dave Russell of the Scalefour Society, these kits provide an alternative configuration for the Portescap Motor/Gearbox units. Contains replacement gearbox side-plates, brass 1/8inch bearings, motor mounting bolts and full instructions. Warning! Using these conversion kits is likely to invalidate any Portescap guarantee for which no liability is accepted.
(OO Gauge / 4mm Scale)