@griffin_tags09 
82.2
Velocity (max)
10/12/25
CLASS OF 2027
LHP
OF
Griffin
Tagliaferri
St. John Bosco (HS) • CA
6' 0" • 158.5LBS
R/L • 16yr 6mo
Travel Team: CBA Bears 2027
6' 0" • 158.5LBSR/L • 16yr 6mo
Travel Team: CBA Bears 2027
Rankings
2027 National
Rankings available to Premium Subscriber
2027 State
Rankings available to Premium Subscriber
Commitment
Best Of Stats
Fastball
79.1 - 82.2
Velo Range
10/12/25
1888
Spin Rate (avg)
10/12/25
Changeup
74 - 76
Velo Range
10/12/25
1637
Spin Rate (avg)
10/12/25
Slider
71.1 - 75.4
Velo Range
10/12/25
2131
Spin Rate (avg)
10/12/25
Positional Tools
Hitting
Hitting
Pitching
2025
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Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
82.2
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
80.7
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).
1888
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.
23.4
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).
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
74.8
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).
1637
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).
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
73.0
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).
2131
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).
SoCal Uncommitted Games
Oct 12, 2025
Trackman - Fastball
82.2
Velocity (max)
79.1 - 82.2
Velo Range
82.2
Eff Velocity (avg)
2,086
Spin Rate (max)
1,888
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
79.2
Velocity (max)
71.1 - 75.4
Velo Range
73.7
Eff Velocity (avg)
2,498
Spin Rate (max)
2,131
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
76.0
Velocity (max)
73.7 - 75.8
Velo Range
76.0
Eff Velocity (avg)
1,838
Spin Rate (max)
1,637
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
Pitching Velos
2025
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
82.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
80.5
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
75.0
Slider
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
Vizual Edge
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: LHP/OF Starter profile with three pitch mix.
Body: 6-0, 159-pounds. More fill coming to athletic, wiry frame. Long levers.
Delivery: Controlled windup that gradually accelerates through the delivery. Features a high leg kick with a long stride down the mound.
Arm Action: LH. Arm works with a loose, whippy action from a high 3/4 slot.
FB: T82, 79-82 mph. Works to both sides of the plate with occasional arm-side run, showing the ability to keep pitches on plane. T2086, 1888 average rpm.
SL: 71-75 mph. Glove-side sweep with subtle vertical break. T2498, 2131 average rpm.
CH: 74-76 mph. Subtle arm-side fade with vertical drop. T1838, 1637 average rpm.