RockJock's fabricated steel Antirock sway bar arms are 17 in. long overall, making them 15.195 in. from center of splined hole to center of farthest 1/2 in. hole. Arms feature the 5 adjustable link mounting holes for fine tuning of the sway bar in custom applications. These arms may be bent in a press to modify their shape to suite your application! These arms are found included in RockJock's JL rear and XJ/MJ front Antirock kits as well as in universal Antirock sway bar kits. Finished in semi-gloss black powder coat. Sold as a pair.