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Athlete

Jack Heflin

Compare Heflin vs … →

2021 · Iowa · Interior Defensive Line · listed at combine: DL

Grouped by rule: generic DL >= 285 lb grouped as IDL. Method →

Undrafted

2021 numbers are pro-day results — no combine was held.

Atlas Score

25.2

Fair

#423 of 565 interior defensive linemen

2000–2026

SpeedExplosionAgilityStrengthSize
Each spoke: the % of interior defensive linemen this profile beats, 2000–2026.Dashed spoke means the drill was not run — an absence, not a zero.

This profileMedian interior defensive line

Speed
11
Explosion
42
Agility
63
Strength
did not test
Size
45

Each number: beats that % of interior defensive linemen, 2000–2026.

Method →

Percentiles below are vs interior defensive linemen only (677 since 2000). On performance tests, higher is always better — timed drills are already flipped. Build rows describe frame, not performance.

Build

Heightbuild — no better or worse

—

Did not test

Weightbuild — no better or worse

304 lb

45th percentile · 677 interior defensive linemen

PPIbuild — no better or worse

pounds carried per inch of frame

—

Did not test

Performance

5.30slower is better

11th percentile · 607 interior defensive linemen who ran it

29"

45th percentile · 504 interior defensive linemen who jumped

8'8"

39th percentile · 483 interior defensive linemen who jumped

—

Did not test

7.61slower is better

63rd percentile · 396 interior defensive linemen who ran it

—

Did not test

Power Index

√(weight × vertical) — mass-adjusted lower-body power

93.9

41st percentile · 504 interior defensive linemen who jumped

See the Interior Defensive Line bar →