English :

• This new main gear is great for the balance. New super strength plastic-steel material, multinational patent design, light weight, and special cooling blade design is good for lowering the temperature of electronic equipment and motors. It can efficiently increase the wind flow.
• Use for T-REX450 XL/CF/SE/S/Pro

• New main drive gear (150T) x 3
• Weight:12g/pcs

English :

• This new main gear is great for the balance. New super strength plastic-steel material, multinational patent design, light weight, and special cooling blade design is good for lowering the temperature of electronic equipment and motors. It can efficiently increase the wind flow.
• Use for T-REX450 XL/CF/SE/S/Pro

• New main drive gear (150T) x 3
• Weight:12g/pcs