6"D x 14"L, Painted Black, Single Wall, Durablack Stove Pipe Slip Connector, Use To Add 3" To 13" Of Length To Single Wall Interior Stove Pipe For Connecting Wood Stoves To A Manufactured Chimney, 24 Gauge Steel Construction, Lock Seamed, Requires 18" Clearance To Combustibles, Economical, Drip Free, Complete Adjustable Length With Trim Collar.