9T 1M Copper Powder Metallurgy Gear 9 Teeth OD=10.6mm 3.9mm Shaft Hole Brass Pinion DIY Motor Parts Accessories 9Z3.9K
USD 1.50USD 1.87
9T 1M Copper Powder Metallurgy Gear 9 Teeth OD=10.6mm 3.9mm Shaft Hole Brass Pinion DIY Motor Parts Accessories 9Z3.9K