Here is a used aluminum axle tube for the quick change rearend running the wide 5 hubs. It is 30 1/4" long.
Quick Change Gear 5.28 Ratio - 4.47 set # 6 NEW Gears
Set #4K SCS Lightweight Quick Change Gears 5.25-6.21 & CASE IMCA UMP Wissota
NEW C&R LW 5.10/5.85 Quick Change 10 spline gears 7/8" wide set 7 Late Model
28.5” Floater Solid Axle 31 Spline Wide 5 Quick Change 28-1/2 UMP IMCA Ford 9
Speedway Set #3 Quick Change 5.10-6.03 Rear End 10 Spline Gears 1-5/8" WIDE
Speedway WIDE Set #5 Quick Change 4.29-5.06 Rear End Gears 10 Spline