Jack is an 0-4-0 saddle tank typical of those on many Brritish narrow gauge slate or mineral railways and featuring plenty of rivet detail together with dummy sanding gear and springs.

Technical specifications for 'Jack'.

* 0-4-0 outside framed chassis with two double acting slide valve cylinders operated by Walschaerts type valve gear.
* Internal gas firing using our 'FG' type burner.
* Controls fitted as standard are :- steam regulator, safety valve, pressure gauge, displacement lubricator, gas regulator and reversing gear.
* Dimensions are :- length 290mm, width 124mm, height 153mm, weight 3 Kg (with r/c).
* Full radio control is available for both regulator and reversing valve gear.
* Boiler duration 25 minutes approx.
* Colours available are green, black or maroon.
* The wheels are adjustable between 32mm and 45mm gauge.
* Also available with insulated wheels.