Waterway Mini Storm 5 Point Scallop - Twin Roto - Large Face - THREADED

Waterway Mini Storm Large Face Twin Roto
THREADED VERSION

Wider 83.5mm diameter face, fits same body. 
Twin roto

Rear diffuser is marked 218-6530 and has a male thread on the inner section of the wider part of the body
This is different to the twist lock clip in standard range used in Australia and overseas until approx 2011.
99.9% of spas do NOT use this newer threaded version.
Make sure you have the correct version before ordering