The 12-inch chainsaw chains by Opuladuo are designed specifically for Greenworks GD24CS30 and GD24CS30K4 chainsaws. Made in China, these chains are 131cm in length and crafted with high-quality materials to ensure durability and efficiency. Perfect for maintaining your garden and patio, these chains are a reliable choice for any DIY enthusiast or professional landscaper looking to keep their chainsaw in top condition.