ITEM NAME:11pcs/set Plastic Gear Worm Cogs for Kids Stem Project Learning Toys Modeling img *{margin:0;padding:0;.9 Pieces plastic gears and 2 pieces worm. 2 Pieces Plastic Worm. These products are for toys gear pulley and other spare parts, suitable for DIY model technology production. Material: Plastic. 9 Pieces Plastic Gears.
