Traxxas 4933X Hard Anodized Aluminum Pivot Balls and Pivot Ball Caps 

4 Each 

Pivot balls, hard-anodized 7075-T6 aluminum (4)/ pivot ball cap bushings (4) 

These trick, hard-anodized 7075-T6 aluminum pivot balls are considerably lighter than the stock steel pivot balls.The hard-anodized pivot balls feature a special PTFE-coating that reduces friction to make the suspension arms pivot as smooth as possible. The pivot balls are sold in 4-packs that include 4 molded bushing caps (not shown). Each package of 4 pivot balls will reduce the vehicle’s weight by 19-grams. Two packages will remove over 1-ounce of unsprung weight!