What is the "Let off" when describing bows?

[Trout Laguna]

I have seen this statistic when describing a bows max fps, dimensions, etc but don't know what they are referring to, HELP???

[Trout Laguna]

I am moving this to the bow hunting forum, sorry.

[TexAg exiled in Arkansas]

"let off" is the percent that the draw weight that is reduced by when at full draw. E.G. 100 lb draw w/ 70% let off= 30 lb to hold at full draw.