Cheap And Discounts 1pc 0.8Mod 1:2 Nylon Bevel Gear 20 40 Teeth Bore 4 5 6 8 10mm 0.8 Modulus Gear 90 Degrees Meshing Angle Plastic Gear Wholesale. Buy Directly From Merchant Hengkun666 Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.