PFF Bengal individual OL ratings - Week 1

[*Synric*]

(09-12-2022, 03:22 PM)ochocincos Wrote: 100 snaps played (71 passing snaps)

Williams:
Overall = 62.5
Pass Block = 63.6
Run Block = 56.5
Penalties = 0
Sacks Allowed = 2
Hits Allowed = 1
Total Pressures Allowed = 7

Volson:
Overall = 54.2
Pass Block = 44.3
Run Block = 64.7
Penalties = 1
Sacks Allowed = 2
Hits Allowed = 2
Total Pressures Allowed = 7

Karras:
Overall = 68.0
Pass Block = 76.5
Run Block = 63.0
Penalties = 0
Sacks Allowed = 0
Hits Allowed = 0
Total Pressures Allowed = 0

Cappa:
Overall = 69.3
Pass Block = 72.7
Run Block = 64.2
Penalties = 0
Sacks Allowed = 0
Hits Allowed = 1
Total Pressures Allowed = 3

Collins:
Overall = 58.6
Pass Block = 57.7
Run Block = 55.7
Penalties = 0
Sacks Allowed = 0
Hits Allowed = 0
Total Pressures Allowed = 1

My question is how did Cordell Volson grade around 15 points lower as a pass blocker in the pre-season game against the Giants with 1 sack and 3 pressures?