Well, ..... I was going to video ......
But it took approx 2 seconds :oops:
So, as I was on my own, no time to get video going (and no need anyway) and I had to use the highly accurate '1 elephant, 2 elephants ...' method :D
1.2 m (40 x 25 mm pine batten)
8 kg (sand in 5l can, weighed on...