Pivotball antirollbar alu (4) 0.8 gram each
For Serpent 1/8 Cobra, all versions ( Cobra Buggy GP and EP, Cobra Truck GP, Cobra GT GP) , hardcoated aluminum pivotballs for the anti-roll bar.
Lightweight with only 0.8 grams each. Standard steel version is 2.4 grams each. So saving another 6.4 grams per car.