X Factor PB&J Rear Lower 6 Inch Stretch Long-Arm For Jeep Wrangler JK Rock KrawlerRock Krawler X Factor PB&J Rear Lower (6 Stretch) Long Arm For Jeep JK JKU Our signature PB+J (Pure Beef and Jealousy) Long arms are machined from 2 inch x 3 inch billet 7075 Aluminum. It features our Adventure Series Joint and a Pro X Krawler Joint. This yields half the maintenance of everyone else's aluminum control are packages and the more misalignment capabilities (Up to 95 degrees total out of the lower arm assemblies). Each arm assembly is