Jalen Johnson Blocks Prop is currently Over/Under 0.5 (+160/-205).
The money has been on the Under as it opened 0.5 @ -195 before it was bet down to 0.5 @ -205.
FACTORS THAT FAVOR THE OVER:
The Atlanta Hawks have played at the 4th-speediest tempo in the league over the last 5 games.
The San Antonio Spurs have played at the 5th-fastest pace-of-play in the league over the last 5 games, which should boost possessions for the Atlanta Hawks.