An older model, free to turn over it runs on air, although with audible wear in the motionwork - a candidate for light restoration rather than heavy overhaul. The valve lever is loose in its collar - currently just pushed in, a dab of silver solder would secure it.
| length/inches | 15 1/2 |
| width/inches | 8 1/2 |
| height/inches | 12 1/2 |
| weight/kg | 6 |
| wheel material | gunmetal flywheel, 8 1/2 inch diameter |
| cylinder material | gunmetal |