The TeraFlex JK U-bolt conversion kit replaces the OEM Rzeppa CV transfer case flange with a standard 1310 CV cardan joint style yoke and U-bolt style connector. The conversion makes u-joint changes easier after breakages. These yokes must be used with a CV style, double cardan driveshaft.Fits: 07-Present Jeep Wrangler JK 07-Present Jeep Wrangler Unlimited JK Details: JK Transfer Case Output Yoke Kit Makes U-Joint Changes Easier Bare Steel Finish Sold Individually