Hi Bojan,
tehy are nice but a bit rich in price new for me. Hoping to find a solution under $300 (Bunnings door opener or some such). Wondering is I could use something like this with a cog on it?
https://www.bunnings.com.au/chamberl...pener_p0133219
or adapt something like this:
https://www.bunnings.com.au/chamberl...pener_p0133217
Gary