A pair of 4 inch scale Ramsbottom safety valves complete with test rig for setting them - these came in with a Burrell SCC agricultural engine whose owner fitted pop valves as replacements, preferring the ease of setting and reliability of operation over loss of fidelity to prototype.
scale |
4 inch |
length/inches |
7 |
width/inches |
4 |
height/inches |
8 |
weight/kg |
4 |