Wheel and Spring of Boxcar of Ohmi Railway.
<a href="//commons.wikimedia.org/wiki/User:Hanabi123" title="User:Hanabi123">Hanabi123</a> (<a href="//commons.wikimedia.org/wiki/User_talk:Hanabi123" title="User talk:Hanabi123"><span class="signature-talk">talk</span></a>)
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>