Pressurised frame allows you to inflate two plus tyres from the air stored in your top and down tube.
And a bolt on shit shovel.
https://m.pinkbike.com/news/eurobike-2018-an-air-pressurized-frame-for-an-adventure-bike.html
I wanted to make something like this but using the suspension as a sort of pump. And to use it to drive an airhorn and make espresso as well as inflating tyres. Unfortunately I am inept as an engineer
Don't you do like...space math and shit?!?!
@frankenbike started
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Pressurised frame allows you to inflate two plus tyres from the air stored in your top and down tube.
And a bolt on shit shovel.
https://m.pinkbike.com/news/eurobike-2018-an-air-pressurized-frame-for-an-adventure-bike.html