The Sensei 40.5-52mm Step-Up Ring permits the use of 52mm threaded filters on lenses with 40.5mm filter threads. It features a lightweight, aluminium-alloy construction that has a corrosion-resistant, black anodised finish for durability.
Specifications
| Size | 40.5 - 52 mm |
| Thickness | 3 mm |
| Material | Aluminium alloy |
| Knurling | None |
