Reducer Plastic - 4" - 2 1/2" - For Dust Collector.

"Big Gulp" Dust Hood This huge 12 3/4" tall x 16" wide opening hood is ideal for collecting dust and wood chips from operations like wood turning, power carving and sanding. Large opening funnels to a 4" dia.

This dust hood measures 4" DIAMETER 10" X 4" Ideal for a variety of machines.

4" x 2-1/4" Taper Adapter - Woodstock This fitting increases air velocity near the machine where its needed most. The tapered end allows for a snug press-on fit that can easily be removed if necessary.

Base: 5" x 5 1/2" Fits 4" diameter.

BULK DISCOUNT: Buy 4 + for only $11. 49/each.

Coupling to attach standard 4" PVC pipe or dust collector port to 4" diameter dust collection hose.

5. 5" diameter flanged fitting with pre-drilled holes for easy mounting.

Wide Mouth Attachment for Hold Tite 2-1/2" Hose B2834 This Wide Mouth Attachment for B2834 Hold Tite 2-1/2" Hose is ideal for collecting dust and wood chips from operations like wood turning, drilling and sanding.

7-3/16 x 13-1/2" Rectangular flange dimensions Mounting diameter to accommodate 4" PVC hose.

3. 75" outside diameter flanged hose fitting for connection to 2.

With this hood you can complete your router table fence for dust collection feature. Fits a 2 1/2" hose.

2-1/2" Router Dust Port - Woodstock This 2-1/4-inch Router Dust Port will collect chips and dust right at the router table. Specifications: Collect chips and dust right at the router table Easily mounts to router table or shaper table Port size measures 2-1/2" ID and 2-11/16" OD.

Bell Style Dust Collection Fitting with bell shaped opening is perfect for open-air dust collection. This dust hood features a flanged opening on the left and right that is perfect for mounting to a larger machine cabinet.

BULK DISCOUNT: Buy 4 + for only $8. 99/each.

Dust port adapter for router tables. It has a 2.