Smartpro
20 mm/25 mm ring attachment (Foam only)
![20 mm/25 mm ring attachment (Foam only)](http://www.smartproinstrument.com/cdn/shop/products/RingAttachment20mmor25mm_foamonly_{width}x.jpg?v=1611808937)
Compatible Tester: Aura
Measurement: 20mm and 25 mm
Weight: 5gm.
- Regular price
- $20
- Sale price
-
- $20
- Regular price
- Unit price
- /per
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![20 mm/25 mm ring attachment (Foam only)](http://www.smartproinstrument.com/cdn/shop/products/RingAttachment20mmor25mm_foamonly_{width}x.jpg?v=1611808937)