In a race that was postponed by snow, the lug nut monster targeted four teams in the Monster Energy Cup Series STP 500 at Martinsville.

During post race inspection on Monday, car numbers 3, 12, 34, and 42 were all charged with not having all 20 lug nuts properly secured.

As a result of the infractions crew chief Justin Alexander for the number three car driven by Austin Dillon, crew chief Jeremy Bullins for the number 12 driven by Ryan Blaney, crew chief Derrick Finley for the number 34 driven by Michael McDowell, and crew chief Chad Johnston for the number 42 driven by Kyle Larson have all been fined $10,000 each.