Constant AXIAL_OFFSET 

pub const AXIAL_OFFSET: [&str; 2];

The two names OpenRocket writes a component’s distance along its parent under.

position carries a type attribute and axialoffset a method, with the same vocabulary (top, middle, bottom, after, absolute), and Observed: on all 642 elements of the reference corpus that carry both, the two agree on the text and on that attribute.