Deluxe hose retainer - 4" deep elasticated band fits round the cylinder.  The retainer backing is non-slip so the retainer does not slip on the cylinder.  

Available in two sizes: 

• Large  - Fits cylinders with diameter between 7.25" (184mm) and 8" (203mm). This covers most 12 litre (including 12 litre dumpy), 15 litre and Ali 80 (11.1 litre) cylinders. 
• Small  - Fits cylinders with diameter 5.5" (127mm). This covers most 7 litre aluminium, 7 litre steel and Ali 40 (5.74 litre) cylinders.