The Ultimaxx 40.5mm to 37mm Step-Down Ring is a compact and durable lens adapter designed to allow photographers and videographers to use 37mm threaded filters and accessories on lenses with a 40.5mm filter thread. Precision-machined from lightweight aluminum alloy, this adapter ring provides a secure and reliable fit while maintaining a slim, travel-friendly profile.

This versatile step-down ring helps expand accessory compatibility by allowing the use of smaller 37mm filters, lens hoods, macro accessories, and special effect filters on compatible 40.5mm lenses. It is an ideal solution for photographers looking to reduce gear costs and simplify their filter collection.

The black anodized finish minimizes reflections while improving durability and resistance to wear, making it suitable for both professional and everyday photography use.

Perfect for photography, videography, vlogging, travel shooting, portraits, and content creation, the Ultimaxx 40.5mm to 37mm Step-Down Ring is an essential accessory for maximizing filter versatility.

Features

• Converts 40.5mm lens threads to 37mm accessory threads
• Compatible with 37mm filters, lens hoods, and accessories
• Durable lightweight aluminum alloy construction
• Precision-machined threads for secure attachment
• Slim low-profile design for compact setups
• Black anodized finish reduces glare and resists corrosion
• Compatible with UV, CPL, ND, macro, and effect filters
• Helps reduce the need for multiple filter sizes
• Easy screw-on installation and removal
• Ideal for photography and video applications

Compatibility

• Fits lenses with 40.5mm filter threads
• Supports 37mm threaded accessories and filters

What’s Included

• Ultimaxx 40.5mm to 37mm Step-Down Ring