Allstar Performance 6" Steel Weight Jack Bolt - 1-1/8"-12" Outer Thread - 7/16"-20 Inside Thread 01256 Eyeport on all ST5 helmets

Eyeport on all ST5 helmets is taller than the previous ST4 and has a special visor to accommodate the larger opening

5/8 in OD Tube

1958-1960 Lincoln Premier

Accurate to within +/- 1%

50 in Bolt Pattern

Allstar Performance 6" Steel Weight Jack Bolt - 1-1/8"-12" Outer Thread - 7/16"-20 Inside Thread 01256 Eyeport on all ST5 helmetsBolts have a 7 16" 20 internal thread on one end for use with bolt on and swiveler spring cups. Coarse thread bolts have 1" 8 outer threads while fine thread bolts are 1 1 8" 12. 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 30 years, customers worldwide have come to rely on the quality, affordable and