Step-up rings allow the attachment of different size filters and accessories to a lens.
Made of anodized aluminum which is durable in use.
Aluminum step-up ring allows you to screw it to any 30mm lens and convert to 42mm threads of filters, hoods, flashes and lens converters, etc.
Useful and helpful gear for you to save money to buy extra filter lenses.
Weight: 3.21 g
Size: 220.127.116.11 cm
1 × 30-42mm Anodized Aluminum Step-up Ring Adapter for Cameras