Aluminum back upper bulkheads re-designed to work with the 333018 and 333028 rear bulkheads provide increased durability. The clamps hold the back surprise tower plus the graphite roll-center bridge. For extra roll-center adjustment, the graphite roll-center bridge are removed and also the rear linkage are mounted right to the top of clamps to boost cornering speed and steering in really high-traction conditions. Super-lightweight bulkheads have a very clean & lightweight design to generate the best fat and CG, making the NT1 very easy to service and keeping comfortable access to all or any parts. All bulkhead components are CNC-machined from premium Swiss 7075 T6 aluminum to present the lightest & strongest help framework the car. The bulkheads are anodized in black colored color, and XRAYââ¬â¢s legendary focus on information is noticeable in most the precisely-chamfered sides.