This is not for the Mini Red Dragon Skimmer pump.  This is the return pump impeller and it will not work as a skimmer impeller.

complete rotor Mini-Red-Dragon 2.5m³ ceramic

Technical data:
for Mini-Red-Dragon pump 2,5m³
with ceramic-shaft
impeller: size 2.5m³ mini 110 Volt

Product no.: RE-1001-2.5C

complete rotor Mini-Red-Dragon 3.5m³ ceramic

Technical data:
for Mini-Red-Dragon pump 3,5m³
with ceramic-shaft
impeller: size 3.5m³ mini 110 Volt

Product no.: RE-1001-3.5C

complete rotor Mini-Red-Dragon 5.0m³ ceramic

Technical data:
for Mini-Red-Dragon pump 5,0m³
with ceramic-shaft
impeller: size 5.0m³ mini 110 Volt

Product no.: RE-1001-5C

complete rotor Mini-Red-Dragon 2.5m³ metal shaft

Technical data:
for Mini-Red-Dragon pump 2,5m³
with ceramic-shaft
impeller: size 2.5m³ mini 110 Volt

Product no.: RE-1001-2.5M

complete rotor Mini-Red-Dragon 3.5m³ metal shaft

Technical data:
for Mini-Red-Dragon pump 3,5m³
with ceramic-shaft
impeller: size 3.5m³ mini 110 Volt

Product no.: RE-1001-3.5M

complete rotor Mini-Red-Dragon 5.0m³ metal shaft

Technical data:
for Mini-Red-Dragon pump 5,0m³
with ceramic-shaft
impeller: size 5.0m³ mini 110 Volt

Product no.: RE-1001-5M