PolarPro Helix Specs

Filter Type	Variable ND
Density	1.8 (6-Stop) to 2.4 (8-Stop)
Rotating	Yes
Coatings	Multi-Coating
Filter Material	Glass
Ring Material	Brass

Packaging Info

Package Weight	0.615 lb
Box Dimensions (LxWxH)	5.7 x 5 x 1.2"