Choose the best seals for downhole tools with Tandem PEEK + elastomeric design for 15,000 PSI liner hangers. Anti-extrusion rings prevent gap extrusion at 350°F. Rapid gas decompression certified. Drilling crews worldwide specify the best seals for downhole tools that set perfectly every run. https://globalsealstech.com/product-category/oil-gas-seals/downhole-completion-tools-seals/