Unbeatable value and the best price in the market! Increased ground clearance Front AND Rear adjustable track bars are made of forged solid steel for unsurpassed strength and durability Lower control arms feature high clearance design Extreme travel long arms keep optimum alignment and give optimum articulation. X-Flex control arm features: durable OEM style rubber bushings. Flex joints are fully rebuildable. Flex joints feature a massive 2.5″ diameter body and 1.25″ thread. Fully greasable. Adjustable retainer ring. Upper joints pivot up to 20 degrees. Lower joints pivot up to 35 degrees.