Allstar Performance Suspension Tube - 1 in OD - 21 in Long - 3/4-18 in Female Thread - Black RS003C0112W 1-3/8" spread aluminum insert plates

1-3/8" spread aluminum insert plates with steel threaded inserts

and comfort

3/8"-16 thread on the opposite end and 12-point steel shoulder nuts to work with most headers

Holley 2300 Carburetors

3/5 specifications

Allstar Performance Suspension Tube - 1 in OD - 21 in Long - 3/4-18 in Female Thread - Black RS003C0112W 1-3/8" spread aluminum insert platesHeavy duty tubes are built from . 160" wall 1026 DOM mild steel tubing for increased durability over standard steel suspension tubes and feature RH and LH threaded ends with a black powder coated finish. 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