For maxuimum strength, and angle clearance, this pair of non-adjustable length arms is around 1-1/4" over stock length to compliment our adjustable FLCA which is between 1~3" wider than OEM. Double adjustable front and back side angle stops are specially modeled in CAD to prevent steering upon contact throughout full travel. Narrow design for super steering angle tire clearance. Made of DOM steel tube, 3.5mm wall. Tig welded and 3 stage painted, copper. PTFE lined maintenance free, low torque spherical bearings. CrMo bearing side spacers. Compatible with OEM and aftermarket knuckle ball joint tapers.