@JackHolbrook27 22.7
Hand Speed (max)
1/25/25
CLASS OF 2027
3B
OF
Jackson
Holbrook
Heritage Hall (HS) • OK
6' 0" • 193LBS
R/R • 16yr 9mo
Travel Team: Oklahoma Express
6' 0" • 193LBSR/R • 16yr 9mo
Travel Team: Oklahoma Express
Rankings
2027 National
Rankings available to Premium Subscriber
2027 State
Rankings available to Premium Subscriber
Commitment
UNCOMMITTED
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Best Of Stats
70.5
Bat Speed (max)
6/03/25
18
Rot. Acc (max)
1/25/25
11
Hard Hit %
5/27/25
90.4
Exit Velocity (max)
5/27/25
79.8
Exit Velocity (avg)
5/27/25
328
Distance (max)
5/27/25
78
Sweet Spot %
5/27/25
7.72
60-yd
6/03/25
4.20
30-yd
5/27/25
1.67
10-yd
5/27/25
18.5
Run speed (max)
6/03/25
79
INF Velo
1/25/25
81
OF Velo
5/27/25
-
C Velo
-
Pop Time
Fastball
78.4
Velocity (max)
1/25/25
77.3 - 78.3
Velo Range
1/25/25
2043
Spin Rate (avg)
1/25/25
Changeup
72 - 74
Velo Range
1/25/25
1802
Spin Rate (avg)
1/25/25
Curveball
68 - 69
Velo Range
1/25/25
2063
Spin Rate (avg)
1/25/25
Positional Tools
2025
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Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
79.0
Outfield Velocity
The athlete's maximum throwing velocity from an outfield position in the given event year. Measured in miles per hour (MPH).
81.0
Hitting
2025
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
90.4
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
74.0
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
328
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
192
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
26.4275
Hard Hit %
Percentage of batted balls with exit velocities over 95 MPH in the given event year.
Sweet Spot %
Percentage of batted balls in the given event year with a launch angle between 8° and 32°.
Line Drive %
Percentage of batted balls with launch angles between 10 and 25 degrees in the given event year.
Fly Ball %
Percentage of batted balls with launch angles between 25 and 50 degrees in the given event year.
Ground Ball %
Percentage of batted balls with launch angles below 10 degrees in the given event year.
Oklahoma Top Prospect Games: Upperclass (Invite-Only)
Jun 3, 2025
Trackman - Hitting
83.9
Exit Velocity (max)
68.8
Exit Velocity (avg)
143
Distance (avg)
210
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Oklahoma Express Scout Day
May 27, 2025
Trackman - Hitting
90.4
Exit Velocity (max)
79.8
Exit Velocity (avg)
239
Distance (avg)
328
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
OKC Preseason ID
Jan 25, 2025
Trackman - Hitting
86.8
Exit Velocity (max)
75.2
Exit Velocity (avg)
204
Distance (avg)
311
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Hitting
2025
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
22.7
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
20.4
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
70.5
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
64.0
Rotational Acceleration Max
The highest Rotational Acceleration of any swing in the given event year.
Rotational Acceleration Avg
The average Rotational Acceleration for all swings in the given event year.
On-Plane Efficiency Max
The highest On-Plane Efficiency of any swing in the given event year.
On-Plane Efficiency Avg
The average On-Plane Efficiency for all swings in the given event year.
Oklahoma Top Prospect Games: Upperclass (Invite-Only)
Jun 3, 2025
Blast - Hitting
22.0
Hand Speed (max)
19.8
Hand Speed (avg)
70.5
Bat Speed (max)
62.6
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
OKC Preseason ID
Jan 25, 2025
Blast - Hitting
22.7
Hand Speed (max)
21.4
Hand Speed (avg)
69.7
Bat Speed (max)
66.6
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Pitching
2025
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
78.4
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
77.8
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).
2043
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).
68.5
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).
2063
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).
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
72.8
Changeup
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).
1802
Changeup
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
OKC Preseason ID
Jan 25, 2025
Trackman - Fastball
78.4
Velocity (max)
77.3 - 78.3
Velo Range
76.0
Eff Velocity (avg)
2,095
Spin Rate (max)
2,043
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
69.4
Velocity (max)
68.0 - 69.0
Velo Range
66.0
Eff Velocity (avg)
2,229
Spin Rate (max)
2,063
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - ChangeUp
73.6
Velocity (max)
71.7 - 73.6
Velo Range
71.2
Eff Velocity (avg)
1,832
Spin Rate (max)
1,802
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
2025
Curveball
Hammer+
A hammer breaking ball drops vertically with velocity through the zone, or 12-to-6 movement. Hammer+ of 100 is MLB average.
Curveball
Sweep+
A sweeping breaking ball moves horizontally with velocity through the zone. Sweep+ of 100 is MLB average.
Pitching Velos
2025
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
78.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
77.5
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
68.5
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
73.0
Game Performance
2025
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.67
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
4.2
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.72
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
RSI
The reactive strength index measurement of an athlete's explosiveness by comparing their jump height to the ground contact time in between their jumps. On a scale of 0-5.
Vertical Jump
A measure of any athlete's body strength and reach calculated from the flight time divided by the contact time.
Oklahoma Top Prospect Games: Upperclass (Invite-Only)
Jun 3, 2025
Vald
2.04
10-yd
4.40
30-yd
7.72
60-yd
18.5
Run speed (max)
1.02
RSI (max)
19.6
Jump Height (max)
Vizual Edge
2025
Edge Score
The highest Edge Score within the given year. Edge Score is a comprehensive score that takes the core-six visual skills into account, providing an assessment of an athlete’s overall visual ability.
67.46
Pitch Ai
Notes
Comments
Draft Reports
Contact
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Physical
2025
Grip Strgth (LH)
Grip strength is a measure of a players bat control and ability to transfer power and speed during impact, measured in pounds of force generated; collected with elbow bent at 90 degrees.
Grip Strgth (RH)
Grip strength is a measure of a players bat control and ability to transfer power and speed during impact, measured in pounds of force generated; collected with elbow bent at 90 degrees.
Positional Profile: 3B/OF
Body: 6-0, 189-pounds. Athletic build with room for added strength.
Delivery: Drop and drive delivery with a deliberate tempo. Uses a high leg lift before striding open and falling off after landing.
Arm Action: RH. Long loose arm action from a high 3/4 slot.
FB: T78, 77-78 mph. Some strikes, keeps its plane, moderate spin. T2095, 2043 average rpm.
CB: 68-69 mph. Moderate spin, mostly strikes, sharp 12/6 shape. T2229, 2063 average rpm.
CH: 72-74 mph. Mostly strikes, some arm side fade. T1832, 1802 average rpm.
ATH: 4.22 in the30 yard split. 18.30 max vertical.
Positional Profile: 3B/OF
Body: 6-0, 189-pounds. Athletic build with room for added strength.
Hit: RHH. Tall setup, wide base, front foot open, weight starts on back side, some bat wiggle. Uses a short leg lift trigger working back to even. Mostly barrels, long flat path through the zone. 66.6 mph bat speed with 15 G's of rotational acceleration.
Power: 75 max exit velocity, averaged 56.0 mph. 87' max distance.
Arm: RH. INF-79 mph.
Defense: Confident calculated movements defensively.
ATH: 4.22 in the30 yard split. 18.30 max vertical.