Lower bulkhead with anti-roll bar mounting areas, fits front R and backside L part. Redesigned to work well with the long arms and narrower suspension holders. The bulkheads function a brilliant low anti-roll bar mounting place which allows the anti-roll bar wire become placed directly under the drive shafts to considerably reduce the CG. The bulkheads feature 1mm milled grooves the ball bearing hubs to move the bulkheads 1mm closer to the framework center line from each part. Extra cut-outs had been added for additional approval to move the internal suspension pins closer to the center line to supply maximum traction, steering, and balance. Made from premium Swiss 7075 T6 aluminum, black anodized.