86
Velocity (max)
10/29/23
CLASS OF 2026
RHP
SS
Mack
Hieber
Patrick Henry (HS) • OH
6' 6" • 198LBS
R/R • 16yr 7mo
Travel Team: Ohio Hitmen
6' 6" • 198LBS
R/R • 16yr 7mo
Travel Team: Ohio Hitmen
Rankings
2026 National
Rankings available to Premium Subscriber
2026 State
Rankings available to Premium Subscriber
Commitment
UNCOMMITTED
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Best Of Stats
Fastball
84 - 86
Velo Range
10/29/23
2139
Spin Rate (avg)
10/07/23
Changeup
75 - 77
Velo Range
10/29/23
-
Spin Rate (avg)
Curveball
67.2 - 69.4
Velo Range
10/07/23
2218
Spin Rate (avg)
10/07/23
Slider
65.6 - 69
Velo Range
10/07/23
2156
Spin Rate (avg)
10/07/23
7.36
60
10/29/23
-
30-yd
-
10-yd
-
Run speed (max)
Positional Tools
2023
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60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.36
Hitting
Hitting
Pitching
2023
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
82.7
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
81.3
Fastball
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
2139
Fastball
Spin Score Avg
The average Bauer Units value of all fastballs in the given event year. Bauer Units are calculated for each pitch by dividing Spin Rate by Velocity.
26.3
Fastball
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
68.3
Curveball
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
2218
Curveball
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
67.3
Slider
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
2156
Slider
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
2023 Ohio State Games (Invite Only)
Oct 7, 2023
Trackman - Fastball
82.7
Velocity (max)
80.4 - 82.2
Velo Range
80.9
Eff Velocity (avg)
2,261
Spin Rate (max)
2,139
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Curveball
69.7
Velocity (max)
67.2 - 69.4
Velo Range
66.8
Eff Velocity (avg)
2,339
Spin Rate (max)
2,218
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Slider
70.0
Velocity (max)
65.6 - 69.0
Velo Range
65.6
Eff Velocity (avg)
2,310
Spin Rate (max)
2,156
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Pitch Scores
2023
Fastball
Hop+
A fastball with hop has a flat approach angle and visually jumps through the zone. When thrown up in the zone, it is more likely to generate a higher swing and miss average. Hop+ of 100 is MLB average.
Fastball
Sink+
A fastball with sink has low backspin and drops through the strike zone. When thrown down in the zone, it is more likely to generate a higher ground ball percentage and lower launch angle. Sink+ of 100 is MLB average.
Fastball
Rise+
A fastball with rise has a high percentage of backspin. When thrown up in the zone, it is more likely to generate a higher fly ball percentage. Rise+ of 100 is MLB average
Slider
Hammer+
A hammer breaking ball drops vertically with velocity through the zone, or 12-to-6 movement. Hammer+ of 100 is MLB average.
Slider
Sweep+
A sweeping breaking ball moves horizontally with velocity through the zone. Sweep+ of 100 is MLB average.
Pitching Velos
2023
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
86.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
85.0
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
76.0
Game Performance
2023
Vertical Jump
A measure of any athlete's body strength and reach calculated from the flight time divided by the contact time.
Visual Edge
Pitch Ai
Notes
Comments
Draft Reports
Contact
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Mack Hieber: RHP/SS, (2026) Patrick Henry, OH. 6-foot-5, 193-pound. Fluid athletic on the mound, used a clean consistent arm action with an over-the-top arm angle while showing some arm speed. Drop-and-drive type pitcher and shows some effort. Showed strong balance point and even shoulders. Lands square with balanced finish. (Max spin 2260; Avg 2138).