Traxxas 4363 - Ball Screws (3X12Mm) (Lower Shock Attachment Screws) (6 by Traxxas $8.90 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Traxxas 4363 - Ball Screws (3X12Mm) (Lower Shock Attachment Screws) (6Brand: TraxxasPart Number: 4363Replacement or upgrade part for these Traxxas models: