Offensive linemen

Offensive linemen (also OL) are American football players who defend the quarterback or running backs by blocking defensive players.

Details

OL are separated from 4 positions.

• Center (C) (1)
• Guard (G) (2)
• Tackle (T) (2)
• Tight end (E) (0~2)

Rules

• OL (without C) must not touch a ball.
• Do not grab defensive players from behind.
• In pass play, don't cross the line of scrimmage.
• OL must wear uniform which the number is 50 to 79.

References

• NFL web cite
• Football Fanatics(Football shop)