I knew it wouldn't be exactly aligned, so I'll widen the hole with a burr one of these days.
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Later 3rd members have a boss that extends farther behind the lip of the beam, so the plug could be placed there without having to hole-saw the beam.
![30drain.jpg I knew it wouldn't be exactly aligned, so I'll widen the hole with a burr one of these days.
[url=https://www.supermotors.net/registry/media/766017][img]https://www.supermotors.net/getfile/766017/thumbnail/25drainpilot.jpg[/img][/url] . [url=https://www.supermotors.net/registry/media/766018][img]https://www.supermotors.net/getfile/766018/thumbnail/26tap.jpg[/img][/url] . [url=https://www.supermotors.net/registry/media/766020][img]https://www.supermotors.net/getfile/766020/thumbnail/27plug.jpg[/img][/url] . [url=https://www.supermotors.net/registry/media/766031][img]https://www.supermotors.net/getfile/766031/thumbnail/28assembled.jpg[/img][/url] . [url=https://www.supermotors.net/registry/media/849741][img]https://www.supermotors.net/getfile/849741/thumbnail/drainplugsmag.jpg[/img][/url]
Later 3rd members have a boss that extends farther behind the lip of the beam, so the plug could be placed there without having to hole-saw the beam.](https://www.supermotors.net/getfile/766092/fullsize/30drain.jpg)