Dylan Harper Props: Under 20.5 Pts + Rebs Pick for NBA Finals Game 4 (June 10, 2026)

Published on
June 9, 2026
Sean Ramsey
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The NBA Finals returns to Madison Square Garden for Game 4 on Wednesday night, with the Knicks holding a 2-1 series lead after the Spurs punched back in Game 3. Dylan Harper has been one of the best stories of this series. The 20-year-old rookie guard put up 16 and 8 in Game 1 and followed with 15 and 6 in Game 2, playing with poise you rarely see from a first-year player on this stage. Tonight, Rithmm's models are pointing to one spot on his line sheet.

Harper Under 20.5 Points + Rebounds (-128)

When an NBA player's combined points and rebounds total sits at exactly 20.5, the under has hit in 23 of 34 tracked situations this season, a 67.6 percent win rate with a 27.7 percent return on investment. That is a pattern calibrated to tonight's exact number, not a broad directional signal. It has held up consistently across the sample, and Harper's line tonight sits right on it.

The models are projecting his combined points and rebounds output to land meaningfully below 20.5. Harper has played above his regular season averages in this series and the market has priced his lines accordingly. What the models are reading is that this specific line placement, at this specific number, has historically been a reliable spot to take the under regardless of recent form. The data is clear on this one.

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