Defensive Line Gaps
the gaps on the defensive line are called the A, B, C, and D gaps.
The A gap is the space between the center and the guard.
The B gap is the space between the guard and the tackle.
The C gap is the space between the tackle and the tight end.
The D gap is the space outside the tight end.
Play Football – D-Line Drills with Aaron Donald to Improve Footwork & Pass Rush Moves
Warmup
The Swipe
Chop Block
Play Football – How to Pass Rush like Von Miller
USA Football Defensive Line Drill: Stick Drill
Tactical Youth Football Coaching 