Allstar Performance Aluminum Threaded Nut Insert, 1/4"-20 - 50 Pack H776C08XXL Sizes refer to door opening

Sizes refer to door opening dimensions

2004-2008 Ford E-350 Super Duty

Use Allstar ALL50120 fitting for 3/16" inverted flare brake line

Standard Size Eyeport

Retaining nut has 1-13/16"-16 RH threads

Allstar Performance Aluminum Threaded Nut Insert, 1/4"-20 - 50 Pack H776C08XXL Sizes refer to door openingThese cool brackets allow you to clamp a quick turn bracket to round tubing. Allows a flush mount bracket behind a panel without grinding your powder coat. Designed for use with 1 3 8" quick turn springs, insert plates or threaded nut inserts. Black anodized. Specialty items for the Shop, Trailer and Track. The Allstar Performance brand offers thousands of hard to find, specialty items that cover many segments in the performance aftermarket. For over