The Composite C-hubs with 6° caster was in fact particularly developed the GT on-road platform. After significant tests of a few caster perspectives, the final 6°caster was in reality opted for as the best option to have causes how many race conditions purchased at GT occasions. The C-hub geometry significantly improves steering characteristics throughout the past 16° hubs. The paid off caster angle additionally helps reduce tire wear, creating more constant maneuvering during longer primary tasks. Use with #352289 C-hub 6° Left. Fits both GTX and GTXE.