??Use for T-REX 600PRO/600EFL PRO/550E ??Utilizes newly developed, highest spec and superior anti-wear material to increase the overall strength and durability for torque tube drive gear. Effectively minimize gear striping and crash damage.
??600PRO Front drive gear assembly x 1 ??600PRO Short umbrella gear x 1 ??600PRO Long umbrella gear x 1