The GPM TXME025M Titanium Main Shaft for XMods Evolution (Touring) is a 84.40mm medium shaft manufactured from high quality titanium to increase strength and longevity in the drivetrain. Intended as a reliable replacement part, it helps reduce component wear and supports steadier handling during repeated track use. This part is aimed at hobbyists seeking a durable, performance oriented shaft for regular running and tuning adjustments.