Grizzly T10117 Big Mouth Dust Hood with Stand Capture dust from any machine operation with this big mouth dust hood simply attach a 4-Inch dust collection hose and adjust the hood right where you Simply attach a 4-Inch dust collection hose and adjust the hood right where you need it The free standing base eliminates complicated machine set-ups and the tilting 16-3/8-Inch x 12-7/8-Inch hood adjusts from 23-Inch to 43-Inch high