The Marumi 52-49 Step Down Ring is a precision adapter that enables you to attach 49mm camera filters and accessories to lenses with 52mm threads. Constructed from lightweight hard-anodized aluminium for durability and reliability, this compact ring measures just 6mm thick, making it an ideal solution for photographers who want to share filters across lenses of different diameters. This economical accessory allows you to build a more versatile filter collection without purchasing duplicate filters in multiple sizes.

• Connects 49mm filters to 52mm lens threads
• Hard-anodized aluminium construction for strength and longevity
• Compact 6mm profile
• Made in Japan with precision engineering
• Saves money by sharing filters across different lens sizes