Gordon Hayward Rebounds Prop is currently Over/Under 4.5 (-150/+120).
The money has been on the Over as it opened 4.5 @ -145 before it was bet up to 4.5 @ -150.
FACTORS THAT FAVOR THE OVER:
The Warriors have allowed the 9th-most offensive rebounds per game (10.0) in the league to opposing clubs since the start of last season (which can also provide added opportunities for scoring and assists).