*Used for the T-REX 500.

Included in box:
*Shaft x 1(4x4.8x42mm)
*Tail drive gear(31T) x 1(4.2x19.8x9mm)
*Metal pulley cover x 1(4.4x14.5x4.5mm)
*Drive pulley(19T) x 1(4.4x6x11.75x4.15mm)
*Bearing 684ZZ x 2(4x9x4mm)