AAIM Spas C50 Replacement Filter Cartridge 257 x 127mm. Pleated filter cartridge 50 sq ft. Suits AAIM Spas (AAME, MAAIM) C50, Spa Factory, Spa International etc. Also identical to Magnum p/n SII for Spa International Internal thread cartridge.
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- Length: 257-260mm
- Diameter: 127-128mm
- Top: Closed with 'D' handle
- Bottom: Open with Hole size 45-47mm fine thread