21" billet aluminum Antirock® sway bar arms as used in our JK rear Antirock® sway bar kits are available separately for builders or as replacement parts. Arms are machined from 3/4" thick 6061T6 aluminum, making the weight on these arms just 1.5 pounds compared to the 3.5 pound weight of the standard steel arms!
These arms are 21" long overall, making them 19.5" from center of splined hole to center of 1/2" hole. Sold as a pair.
NOTE: these are the arms that are included in our JK rear Antirock® kits.