2″ UNIBALL UCA SYS W/ DL 2.5 RESI & 2.25 15-20 FORD F150 4WD.

System Features & Benefits – Arms eliminate upper ball joint w/ super strong 1in ID Stainless American Uniball. – Allows for increased wheel travel when used with Dirt Logic 2.5 Coilover shocks. – Chromoly tubing reduces flex found in stock arms for more positive road feel. – 17-4 Stainless Steel Heat treated Uniball pin fits into factory ball joint taper without modification to the spindle for easy return to stock feature. – Arms are direct replacements for factory arms on suspensions that require additional strength and align ability. – Built with same materials as found on Trophy Trucks. – .120in Wall 4130 Chromoly Tubing. 1.25in OD. – .250in wall DOM Bushing Barrels. – 1in ID Stainless Steel American Uniball. – 17-4 Stainless Misalignments. – Heat Treated 17-4 Stainless Steel Tapered Uniball Pins.