The NEW ECHO 20BPX78CQ 20 BAR .325 PITCH .050 GAUGE 78 LINKS Chainsaw Chain is a high-quality replacement chain designed for ECHO chainsaws. With a 20" length and double guard style, this chain is compatible with various chainsaw models. Made with durable materials and precise craftsmanship, this chain ensures smooth and efficient cutting performance. Additionally, it is important to note that this product is compliant with California Proposition 65, providing safety information to Californians regarding potential chemical exposure.