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Athlete

J.C. Chalk

Compare Chalk vs … →

2021 · Clemson · Tight End

Undrafted

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

Atlas Score

0.1

Limited

#434 of 434 tight ends

2000–2026

SpeedExplosionAgilityStrengthSize
Each spoke: the % of tight ends this profile beats, 2000–2026.

This profileMedian tight end

Speed
0
Explosion
6
Agility
1
Strength
8
Size
23

Each number: beats that % of tight ends, 2000–2026.

Method →

Percentiles below are vs tight ends only (512 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

6'2"

5th percentile · 509 tight ends

Weightbuild — no better or worse

250 lb

41st percentile · 509 tight ends

PPIbuild — no better or worse

pounds carried per inch of frame

3.38

74th percentile · 509 tight ends

Performance

5.18slower is better

0th percentile · 452 tight ends who ran it

28.5"

7th percentile · 388 tight ends who jumped

8'10"

5th percentile · 379 tight ends who jumped

15

8th percentile · 354 tight ends who benched

7.83slower is better

1st percentile · 308 tight ends who ran it

4.72slower is better

1st percentile · 316 tight ends who ran it

Power Index

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

84.4

6th percentile · 388 tight ends who jumped

See the Tight End bar →