![Picture of PRP Ford 9" 31 Spline Mini Spool Picture of PRP Ford 9" 31 Spline Mini Spool](https://cdn.performancebodies.com/pbfilestore/PartsCatalog/imgPar549093_1.jpg)
![](https://cdn.performancebodies.com/pbfilestore/MiscDocs/imgOvrblank.png)
• For locked axle traction in your Ford 9 inch rear end, or where rules forbid a full spool
• Durable 8620 forged steel, oversized diameter for maximum strength
• For 31-spline Ford 8 inch or 9 inch rear axles
• Will NOT work with posi differential carrier
• Weighs 3.7 lbs.