Seatpost

（重定向自Seat post）

A microadjust seatpost (black) of a Trek Fuel 80 mountain bike.

A seatpost with a significant setback on a BMX bike.

An aero seatpost in an aero seat tube held with two pinch bolts on an Orbea Ordu.

A bicycle seatpost, seatpin, saddlepole, saddle pillar, or saddle pin is a tube that extends upwards from the bicycle frame to the saddle. The amount that it extends out of the frame can usually be adjusted, and there is usually a mark that indicates the minimum insertion (or maximum extension). Seatposts can be made of steel, aluminum, titanium, carbon fiber, or aluminum wrapped in carbon fiber.

单词	Seat post
释义	Seat post 原声例句职场自我提升指南 Much to my dismay, however, I discovered that the seat post was seized-- meaning I could barely reach the pedals, not the biggest issue when I was zipping along. 然而，令我沮丧的是，我发现座杆被卡住了——这意味着我几乎够不到踏板，这不是我快速前进时的最大问题。英语百科 Seatpost （重定向自Seat post） A bicycle seatpost, seatpin, saddlepole, saddle pillar, or saddle pin is a tube that extends upwards from the bicycle frame to the saddle. The amount that it extends out of the frame can usually be adjusted, and there is usually a mark that indicates the minimum insertion (or maximum extension). Seatposts can be made of steel, aluminum, titanium, carbon fiber, or aluminum wrapped in carbon fiber.
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