50 Special Rivets Auveco 12657 For GM: 9439719 From the Year 1981 - On, Auto undercoating From the year 2007 -

From the year 2007 - On

Dimensions of the Weatherstrip Retainers :

Dimensions Of The Free Spinning Nuts :

1/2" Length Threaded Stem

The glass fiber cartridge can be extended out (by turning) as needed

50 Special Rivets Auveco 12657 For GM: 9439719 From the Year 1981 - On, Auto undercoating From the year 2007 -50 Special Rivets With the Steel Construction of the Special Rivets you are sure to get a great quality product! This Universal Special Rivets Can Be Used on any Project that matches the Following Dimensions. Dimensions Of The Special Rivets : Rivet Diameter : 3 16" (4. 8mm) Grip Range : 1 4" 3 8" (6. 3mm 9. 5mm) Flange Diameter : 5 8" (15. 5mm) These Special Rivets are Black Steel Rivets with Steel Mandrels They Fit The Following Manufacture OE Specs