Home Slickdeals Bower 77mm Variable Neutral Density Filter – 2 to 8 Stops $19... Slickdeals Bower 77mm Variable Neutral Density Filter – 2 to 8 Stops $19 + free s/h By ARCOM - 8 November 2018 178 0 SHARE Facebook Twitter Go to the deal page: Bower 77mm Variable Neutral Density Filter – 2 to 8 Stops $19 + free s/h