4x 0.5 Modulus Worm Wheel and Gear Shaft Hole 6mm 1:40 Reduction Ratio Gear

0.5 Modulus Worm Gear Wheel + Brass Gear Shaft Set. 2 Pieces 0.5 Modulus Worm Gear Wheel. 2 Pieces Brass Gear Shaft. High quality material selection, carefully processing create high quality product.

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