That's a terrible idea! Why would they do that??
Probably because they thought it'd stop water getting in.
I have a Thorn frame that's all sealed up tubes including blind water bottle bosses and it was full of water/rusted from the inside out.
@bright started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
That's a terrible idea! Why would they do that??