Super ATV Super-Duty Bounty Series U-JointThe Bounty Series U joint is conu from the ground up to eliminate all the OE weak points. The absence of needle bearings in the U joint means it will never wear from needles rusting. It is 30% larger than the OE joint and made of 4340 chromoly steel with 630 bronze caps. We even include grease fittings in the caps for easy servicing. Needleless bearing design reduces wear form rust and debris 30% larger diameter post than OE Over double the strength