freesewing/markdown/org/docs/patterns/bent/options/sleevelengthbonus/en.md

The amount to extend the sleeve beyond the length of the sleeve in the base block.

This is not supposed to be zero<

Setting this to zero will make the sleeve length the same as the base length of the Bent block, which is certainly too short for a coat. Please take note of the default value and use that as a basis to lengthen or shorten the sleeve.

Effect of this option on the pattern