the hose reel have two types, 3/4inch and 1inch, DN20 and DN25. Can fix 15mm hose.
3/4 inch, DN20 the connector is 20mm, can fix 15m 3/4inch, DN20 hose, inner diameter is 19mm.
1inch, DN25 the connector is 25mm, can fix 15m 1inch, DN25 hose, outer diameter(external diameter) is 25mm.
20m hose larger hose reel can be customized.
3/4 inch, DN20 the connector is 20mm, can fix 15m 3/4inch, DN20 hose, inner diameter is 19mm.
1inch, DN25 the connector is 25mm, can fix 15m 1inch, DN25 hose, outer diameter(external diameter) is 25mm.
20m hose larger hose reel can be customized.