Originally Posted by
Chombi1
Safest approach, based on what most structural designers are typically comfortable with, is 1/3 of the load bearing structural member to be anchored to structure and 2/3 cantilevered, max..... but it looks likeseatpost designers did not really follow this rule.....
I'm not a physical engineer of any kind so bear with me, but is that rule of thumb for the integrity of the cantilevered member, or what it's mounted into? Seems like seatposts are generally pretty strong, and it's the frame that we're usually concerned about.