This is something I have been thinking about for a while and now I have a 3D printer, I have been able to realise the idea. I hope this will be useful to parkruns around the country and the world.
Author: MarathonMannUK
Deacon at Rothwell Baptist Church, Retired IT Solutions Architect, Distance Runner with Rothwell Harriers. Expect blogs on all of these themes!
Marathon Mann 