Currently unavailable
Instruction: Use for TAROT, T-REX 450 Series. Compatable with Slant Thread Main Drive Gear/121T (TL45156 or H45156) Specification: Motor pinion gear 12T(3.5x12T/M0.6) x 1 Screw(M3x3mm) x 1 Modulus: 0.6 Weight:1.2g