SMITHS PRE WAR EXTERNAL VINTAGE ANGLE DRIVE SPEEDOMETER GEARBOX WITH BRACKET 
RING GEAR WITH SPOKE CLAMPS IN EXCELLENT POSSIBLY UNUSED CONDITION ( NO SCREWS)
DRIVEN GEAR 22 TOOTH, USED AND WILL NEED REPLACING AS WORN
RING GEAR 51 TOOTH, APPEARS UNUSED
DRIVE TURNS APPROX 1.5 TO 1 ( 3 TO 2 )