Wobbler steam engine, casting kit.

The cringle wobbler engine is a simple double acting steam engine with built in forward/reverse leaver.
The kit contains all casting, bar-stock, drawings and fittings to complete the model.
All castings are bronze with stainless steel shaft, rod and fittings.  The engine runs very well on less than 3psi of air. The cglinder is 11mm bore and 12mm stroke. The flywheel is 50mm diameter
Approx measurments are 120mm x 60mm x50mm.