K&F Concept 40.5mm lens filter adapter ring for 100mm filter system

• This adapter can be used to attach a square kit filter holder to a compatible lens.
• The adapter ring fits lenses with a filter thread of 40.5mm.
• Made of aluminum according to aviation standards, extremely robust and durable.
• Suitable for 2 mm thick 100 mm filters of the K&F CONCEPT rectangular filters
• Material: aluminum (black anodized); Dimensions ： 100 * 100 * 7mm

Description This adapter allows you to attach a Foundation Kit filter holder to a compatible lens. The adapter ring fits lenses with a filter thread diameter of 40.5 mm. Made from aircraft grade aluminum, extremely strong and durable. Suitable for filters with a thickness of 100 mm, 2 mm from the K. Connection thread: 40.5 mm external thread; Dimensions: 100 x 100 x 7 mm; Box contents: 1 x 40.5 mm adapter ring