Graphite front side supply brace for greater flex modification opportunities. MODERATE â€✠With brace Improves in-corner steering but keeps a moderate a reaction to steering input. Appropriate medium-high traction carpeting tracks and high traction asphalt tracks. STIFF - With brace linked to front main bulkhead Provides optimum steering response. Suitable for low-medium traction carpeting tracks and for numerous traction amounts on asphalt tracks. CNC-machined from 2.2 mm high-grade carbon graphite.