@kolbygrinbsball 
22.9
Hand Speed (max)
10/28/25
CLASS OF 2026
C
OF
Kolby
Grinsteiner
Central Oklahoma
Edmond North (HS) • OK
6' 3" • 205LBS
R/R • 18yr 2mo
Travel Team: Express
Edmond North (HS) • OK
6' 3" • 205LBSR/R • 18yr 2mo
Travel Team: Express
Rankings
2026 National
Rankings available to Premium Subscriber
2026 State
Rankings available to Premium Subscriber
Commitment
Best Of Stats
72.1
Bat Speed (max)
10/28/25
17
Rot. Acc (max)
10/28/25
50
Hard Hit %
10/28/25
98.1
Exit Velocity (max)
10/28/25
90.6
Exit Velocity (avg)
10/28/25
311
Distance (max)
5/27/25
57
Sweet Spot %
5/27/25
6.87
60-yd
5/27/25
3.70
30-yd
5/27/25
1.48
10-yd
5/27/25
19.7
Run speed (max)
10/28/25
-
INF Velo
82
OF Velo
10/28/25
73
C Velo
10/28/25
1.90 - 2.00
Pop Time
5/27/25
Fastball
79
Velocity (max)
5/27/25
75 - 78
Velo Range
5/27/25
1906
Spin Rate (avg)
5/27/25
Changeup
71 - 73
Velo Range
5/27/25
1383
Spin Rate (avg)
5/27/25
Curveball
67.2 - 69.3
Velo Range
5/27/25
1956
Spin Rate (avg)
5/27/25
Game Performance
Notes
News
Comments
Draft Reports
Contact
Premium Content Area
To unlock contact information, you need to purchase a ScoutPLUS subscription.
Purchase Subscription OR
Login
Positional Profile: C/OF
Body: 6-3, 205-pounds. Tall athletic build with some physicality.
Hit: RHH. Crouched even setup with a wide base, weight slightly shifted to the back side, and some bat movement pre pitch. Uses a short leg lift trigger. Compact uphill path through the zone, some barrels, power present. 68.4 mph bat speed with 13 G's of rotational acceleration.
Power: 98 max exit velocity, averaged 90.6 mph. 281' max distance.
Arm: RH. C-73 mph. OF-82 mph. OF: Long stroke from a high 3/4 slot. C: Short stroke from a high 3/4 slot.
Defense: 2.09-2.20 pop times. Confident athletic actions defensively.
ATH: 6.97 runner in the 60. 1.61 and 3.86 in the 10 and 30 yard splits.