49mm Magnetic Metal Lens Caps (Works only with K&F Concept Magnetic Filters)

SKU: KF04.066

Q
Hello, do these caps fit the 18-55 Sigma lens? (Nikon3100)
Answer Question
A
This filter lens cap is only suitable for use with K&F Concept magnetic filters and is not compatible with other brands of magnetic filters; not suitable for use on lenses.