20mm autocannon (Hispano-Suiza HS.404) as mounted on halftrack, Batey ha-Osef museum, Tel Aviv, Israel.
<a href="//commons.wikimedia.org/wiki/User:Bukvoed" title="User:Bukvoed">Bukvoed</a>
CC BY 3.0
<span class="int-own-work" lang="en">Own work</span>