To the side of cameras: 37mm
To the side of lens: 28mm
Allows the use of 28mm filters or accessories on lens threaded for 37mm.
Made of anodized aluminum which is durable in use.
Useful and helpful gear for you to save money to buy extra filter lenses.
Weight: 7.49 g
Size: 44*0.6 cm
1 × 37-28mm Anodized Aluminum Step-down Ring Adapter for Cameras