49-52mm Metal Step Up Ring Lens Adapter 49 male to 52mm Filter Thread - UK STOCK
Female thread: 52mm. This step up adapter ring will change a 49mm female thread to a52mm female thread. Male thread: 49mm. 49-52MM STEP UP ADAPTER RING. 1 x 49-52mm Step up Adapter Ring. Skyblue Unit A3 Prow Park Treloggan Industrial Estate.