Iron 4 1/2" NH / NST Fire Hydrant Cap Inlet Size_1 1/2 Inch The Velcro closure on top

The Velcro closure on top allows for quick access with your gloves on

The shoulder strap is adjustable up to 56 inches to fit any firefighter

Water is collected through a screen around the edges of the unit

By attaching the straps securely to the hose you can efficiently grab the hose and hydrant bag together in one pull

preventing kinks and twists

Iron 4 1/2" NH / NST Fire Hydrant Cap Inlet Size_1 1/2 Inch The Velcro closure on topHeavy duty 4 1 2 inch replacement iron fire hydrant cap with NH NST threads including chain. Pentagonal in shape. The most common size and threads for US fire hydrants is 4 1 2 inch NH NST.