CO2 adapter for regulators with 5/8" UNF thread on single-use cylinders (M10x1) Makes the regulator, e.g. JBL PROFLORA u201 (thread: 5/8" UNF) compatible compatible with all single-use cylinders with M10 thread x 1 (e.g. JBL PROFLORA CO2 CYLINDER 500 U/1200 U)... Assembly: screw adapter into regulator, then screw regulator onto disposable CO2 cylinder. Adapts tous regulators with 5/8" UNF thread to single-use cylinders with M 10x1 thread... Dimensions (L x l x H) 22/24/22 mm. Contents: 1 adapter for regulators with 5/8" UNF thread on disposable CO2 cylinders with M 10x1 thread.