Czech post-WW2 half-track armoured personnel carrier, crew of 2 plus capacity for 10 infantry, powered by TATRA 912-2 diesel engine, armed with one machine gun.
If it looks familiar…
The OT-810 is a post war production copy of the German World War Two Sd.Kfz 251 half track. About 1500 vehicles were built during 1958–62.