Barnes 4WD B4WK0212 - Four link KIT 7/8 CHROMOLY HEIM JOINTS MS 7/8 1 1/2" ID tube Four right hand four left hand thread7/8 x 7/8-14 Heat TreatedCHROMOLYHeim rated at 45,051 load capacity Eight Jam nuts Tube insert for 1.5 ID tubing SixteenMisalignment spacers that will give you a 2" mounting width and a 7/8" bolt hole