Blackstone 3-Foot Propane Tank Adapter Hose with Regulator Extend your cooking time and versatility with the Blackstone Propane Adapter Hose. This 3-foot hose with regulator allows you to easily switch from a 1 lb. propane bottle to a larger 20 lb. bulk propane tank, providing longer cooking sessions and more meal possibilities. Designed specifically for use with Blackstone 17" and 22" Tabletop Griddles and the Griddle & Charcoal Grill Combo, it delivers convenience and flexibility wherever you cook. Upgrade your setup with this adapter hose for seamless propane transitions and uninterrupted outdoor cooking.