Mark Riddell and his wife Karli Riddell arrive at the 2018 Dally M... Photo d'actualité - Getty Images
![Twitter 上的 Helmet Stalker:"Nebraska QB Adrian Martinez is using a Riddell SpeedFlex Precision with an SF-2BD-SW facemask, adidas visor and a Riddell hardcup chinstrap paired with the Cam-Loc system; he used a Twitter 上的 Helmet Stalker:"Nebraska QB Adrian Martinez is using a Riddell SpeedFlex Precision with an SF-2BD-SW facemask, adidas visor and a Riddell hardcup chinstrap paired with the Cam-Loc system; he used a](https://pbs.twimg.com/media/ElIxyAlX0AAm0eh.jpg)
Twitter 上的 Helmet Stalker:"Nebraska QB Adrian Martinez is using a Riddell SpeedFlex Precision with an SF-2BD-SW facemask, adidas visor and a Riddell hardcup chinstrap paired with the Cam-Loc system; he used a
Mark Riddell leaves Boston Federal Court after pleading guilty on... Photo d'actualité - Getty Images
Andrew Riddell of attheraces at Kempton Racecourse on February 13,... Photo d'actualité - Getty Images
![Twitter 上的 Helmet Stalker:"Nebraska QB Adrian Martinez is using a Riddell SpeedFlex Precision with an SF-2BD-SW facemask, adidas visor and a Riddell hardcup chinstrap paired with the Cam-Loc system; he used a Twitter 上的 Helmet Stalker:"Nebraska QB Adrian Martinez is using a Riddell SpeedFlex Precision with an SF-2BD-SW facemask, adidas visor and a Riddell hardcup chinstrap paired with the Cam-Loc system; he used a](https://pbs.twimg.com/media/FgMP94PWQAEASXD.jpg)