Wide articulation angles and dual plunge design prevents the axle from binding, Can fit 2", 3", 4" and 5" bracket lifts/portal gear lifts/a-arms of particular brands, 10% - 15% increase in CV joint size compared to regular joints, 15% - 20% increase in diameter compared to OEM axles, Dual heat treated high-strength chromoly steel shafts, Thermoplastic polyester elastomer (TPEE) boots, Boots packed with high-load molybdenum grease, Inner cage made up of 4340 chromoly material, Precision CNC machined