![Amazon.com: 4 to 2.5 Inches Duct Reducer ABS Plastic with 4 Inch OD and 2.5 Inch OD Openings Dust Collector Systems 73448 : Tools & Home Improvement Amazon.com: 4 to 2.5 Inches Duct Reducer ABS Plastic with 4 Inch OD and 2.5 Inch OD Openings Dust Collector Systems 73448 : Tools & Home Improvement](https://m.media-amazon.com/images/I/81elwb5XZAL.jpg)
Amazon.com: 4 to 2.5 Inches Duct Reducer ABS Plastic with 4 Inch OD and 2.5 Inch OD Openings Dust Collector Systems 73448 : Tools & Home Improvement
![Amazon.com: 12 x 12 x 2.5 Inch ABS Plastic Flange with 4 Inch OD Opening for Dust Collector Systems 73467 : Tools & Home Improvement Amazon.com: 12 x 12 x 2.5 Inch ABS Plastic Flange with 4 Inch OD Opening for Dust Collector Systems 73467 : Tools & Home Improvement](https://m.media-amazon.com/images/I/81tiucuKB0L._AC_UF894,1000_QL80_.jpg)
Amazon.com: 12 x 12 x 2.5 Inch ABS Plastic Flange with 4 Inch OD Opening for Dust Collector Systems 73467 : Tools & Home Improvement
![Sealproof Heavy Duty Dust Collection Hose and Fitting Kit to Connect Tools with 1" OD Ports and Shop Vacuums with 2.5" or 1.5" OD Ports, 10 Foot Premium Flexible PVC Made in Sealproof Heavy Duty Dust Collection Hose and Fitting Kit to Connect Tools with 1" OD Ports and Shop Vacuums with 2.5" or 1.5" OD Ports, 10 Foot Premium Flexible PVC Made in](https://m.media-amazon.com/images/I/71w1K8ECobL._AC_UF894,1000_QL80_.jpg)
Sealproof Heavy Duty Dust Collection Hose and Fitting Kit to Connect Tools with 1" OD Ports and Shop Vacuums with 2.5" or 1.5" OD Ports, 10 Foot Premium Flexible PVC Made in
![Amazon.com: POWERTEC 70152 Router Table Dust Port | 2.5 ID inch x 6.5 inch Dust Collection Adapter for Router Table Fence : Everything Else Amazon.com: POWERTEC 70152 Router Table Dust Port | 2.5 ID inch x 6.5 inch Dust Collection Adapter for Router Table Fence : Everything Else](https://m.media-amazon.com/images/I/61HkGNCGblL._AC_UF350,350_QL80_.jpg)
Amazon.com: POWERTEC 70152 Router Table Dust Port | 2.5 ID inch x 6.5 inch Dust Collection Adapter for Router Table Fence : Everything Else
![Amazon.com: Dust Collection System Adapters Shop Vac Attachments 4 inch to 2.5 inch Reducer 2-1/2-Inch to 1-1/2-Inch Fitting 1.25 to 2.5 inch Coupler Dust Collector Fittings Accessories : Tools & Home Improvement Amazon.com: Dust Collection System Adapters Shop Vac Attachments 4 inch to 2.5 inch Reducer 2-1/2-Inch to 1-1/2-Inch Fitting 1.25 to 2.5 inch Coupler Dust Collector Fittings Accessories : Tools & Home Improvement](https://m.media-amazon.com/images/I/61ws-XTAwTL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Dust Collection System Adapters Shop Vac Attachments 4 inch to 2.5 inch Reducer 2-1/2-Inch to 1-1/2-Inch Fitting 1.25 to 2.5 inch Coupler Dust Collector Fittings Accessories : Tools & Home Improvement
![Amazon.com: 4 inch to 2.5 Inch (OD) Magnetic Dust Collector Fitting - Quick Disconnect : Tools & Home Improvement Amazon.com: 4 inch to 2.5 Inch (OD) Magnetic Dust Collector Fitting - Quick Disconnect : Tools & Home Improvement](https://m.media-amazon.com/images/I/81BsemTok3L._AC_UF894,1000_QL80_.jpg)
Amazon.com: 4 inch to 2.5 Inch (OD) Magnetic Dust Collector Fitting - Quick Disconnect : Tools & Home Improvement
![Amazon.com: Dust Collection System Adapters Shop Vac Attachments 4 inch to 2.5 inch Reducer 2-1/2-Inch to 1-1/2-Inch Fitting 1.25 to 2.5 inch Coupler Dust Collector Fittings Accessories : Tools & Home Improvement Amazon.com: Dust Collection System Adapters Shop Vac Attachments 4 inch to 2.5 inch Reducer 2-1/2-Inch to 1-1/2-Inch Fitting 1.25 to 2.5 inch Coupler Dust Collector Fittings Accessories : Tools & Home Improvement](https://m.media-amazon.com/images/I/71uuYycGJZL.jpg)
Amazon.com: Dust Collection System Adapters Shop Vac Attachments 4 inch to 2.5 inch Reducer 2-1/2-Inch to 1-1/2-Inch Fitting 1.25 to 2.5 inch Coupler Dust Collector Fittings Accessories : Tools & Home Improvement
![Amazon.com: Dust Collection Cone Reducer 4” to 2.5” Plus 4” Inch Blast Gate for Dust Collector/Vacuum Attachments & Fittings. Includes Shop Vacuum 2.5” To 1.5” Hose Adapter For Vacuum Hoses : כלי עבודה ושיפוץ ביתי Amazon.com: Dust Collection Cone Reducer 4” to 2.5” Plus 4” Inch Blast Gate for Dust Collector/Vacuum Attachments & Fittings. Includes Shop Vacuum 2.5” To 1.5” Hose Adapter For Vacuum Hoses : כלי עבודה ושיפוץ ביתי](https://m.media-amazon.com/images/I/61SEm0DXY2S._AC_UF894,1000_QL80_.jpg)
Amazon.com: Dust Collection Cone Reducer 4” to 2.5” Plus 4” Inch Blast Gate for Dust Collector/Vacuum Attachments & Fittings. Includes Shop Vacuum 2.5” To 1.5” Hose Adapter For Vacuum Hoses : כלי עבודה ושיפוץ ביתי
![Amazon.com: POWERTEC 70298 Dust Port Inlet Flange, 2.5-Inch OD Opening for Flexible Hose : Tools & Home Improvement Amazon.com: POWERTEC 70298 Dust Port Inlet Flange, 2.5-Inch OD Opening for Flexible Hose : Tools & Home Improvement](https://m.media-amazon.com/images/I/31VhC-UdD-S._AC_.jpg)
Amazon.com: POWERTEC 70298 Dust Port Inlet Flange, 2.5-Inch OD Opening for Flexible Hose : Tools & Home Improvement
![4" x 20' Ultra Flex Clear Vue Heavy Duty PVC Dust Debris and Fume Collection Hose MADE IN USA! - Vacuum And Dust Collector Hoses - Amazon.com 4" x 20' Ultra Flex Clear Vue Heavy Duty PVC Dust Debris and Fume Collection Hose MADE IN USA! - Vacuum And Dust Collector Hoses - Amazon.com](https://images-na.ssl-images-amazon.com/images/I/81YYO+v4IXL._AC_UL600_SR600,600_.jpg)
4" x 20' Ultra Flex Clear Vue Heavy Duty PVC Dust Debris and Fume Collection Hose MADE IN USA! - Vacuum And Dust Collector Hoses - Amazon.com
![Amazon.com: Clear Dust Collection Hose, Heavy Duty Vacuum Hose for Pool/ Dryer Vent/ Car/ Power Tool, Debris and Fume Collection Duct Hose, 2 2.5 2 1/2 4 6 8 10 12 15 Amazon.com: Clear Dust Collection Hose, Heavy Duty Vacuum Hose for Pool/ Dryer Vent/ Car/ Power Tool, Debris and Fume Collection Duct Hose, 2 2.5 2 1/2 4 6 8 10 12 15](https://m.media-amazon.com/images/I/61Jr26OLODL.jpg)
Amazon.com: Clear Dust Collection Hose, Heavy Duty Vacuum Hose for Pool/ Dryer Vent/ Car/ Power Tool, Debris and Fume Collection Duct Hose, 2 2.5 2 1/2 4 6 8 10 12 15
![Amazon.com: Angled Reducer 4” to 2-1/2”, Connect Shop Vac to Dust Collection Port (4in to 2.5in), Adapter Converter, 45-Degree Elbow, Attach Woodworking Dust Chute to Vacuum Hose, R4520 R4512 (4" to 2-1/2") : Amazon.com: Angled Reducer 4” to 2-1/2”, Connect Shop Vac to Dust Collection Port (4in to 2.5in), Adapter Converter, 45-Degree Elbow, Attach Woodworking Dust Chute to Vacuum Hose, R4520 R4512 (4" to 2-1/2") :](https://m.media-amazon.com/images/I/91L89H4VcHL.jpg)
Amazon.com: Angled Reducer 4” to 2-1/2”, Connect Shop Vac to Dust Collection Port (4in to 2.5in), Adapter Converter, 45-Degree Elbow, Attach Woodworking Dust Chute to Vacuum Hose, R4520 R4512 (4" to 2-1/2") :
![Amazon.com: Flexible Dust Collector Hose 2 2.5 4 5 6 8 10 12 15 18 20 Inch, Clear Steel Wire Vacuum Hose for Lawn/ Vacuum Washers/ Powder Tools, Heavy Duty Debris Fume Amazon.com: Flexible Dust Collector Hose 2 2.5 4 5 6 8 10 12 15 18 20 Inch, Clear Steel Wire Vacuum Hose for Lawn/ Vacuum Washers/ Powder Tools, Heavy Duty Debris Fume](https://m.media-amazon.com/images/I/71KOQ0d3MkL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Flexible Dust Collector Hose 2 2.5 4 5 6 8 10 12 15 18 20 Inch, Clear Steel Wire Vacuum Hose for Lawn/ Vacuum Washers/ Powder Tools, Heavy Duty Debris Fume
![Rockler Dust Collection Fittings – Polymer Dust Right Quick Change Multi-Port Tool Set w/Quick Change Handle, 2.5'' to 4'' Tool Ports, 4'' Keyed Bridge Hose Clamps – Shop Dust Collection Fittings - Rockler Dust Collection Fittings – Polymer Dust Right Quick Change Multi-Port Tool Set w/Quick Change Handle, 2.5'' to 4'' Tool Ports, 4'' Keyed Bridge Hose Clamps – Shop Dust Collection Fittings -](https://m.media-amazon.com/images/I/61qTRD0QIKL._AC_UF894,1000_QL80_.jpg)
Rockler Dust Collection Fittings – Polymer Dust Right Quick Change Multi-Port Tool Set w/Quick Change Handle, 2.5'' to 4'' Tool Ports, 4'' Keyed Bridge Hose Clamps – Shop Dust Collection Fittings -
![Amazon.com: 4 to 2.5 Inches Duct Reducer ABS Plastic with 4 Inch OD and 2.5 Inch OD Openings Dust Collector Systems 73448 : Tools & Home Improvement Amazon.com: 4 to 2.5 Inches Duct Reducer ABS Plastic with 4 Inch OD and 2.5 Inch OD Openings Dust Collector Systems 73448 : Tools & Home Improvement](https://m.media-amazon.com/images/I/31YwArQgOHL._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_PIStarRatingFOUR%2CBottomLeft%2C360%2C-6_SR600%2C315_ZA62%2C445%2C290%2C400%2C400%2CAmazonEmberBold%2C12%2C4%2C0%2C0%2C5_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.jpg)
Amazon.com: 4 to 2.5 Inches Duct Reducer ABS Plastic with 4 Inch OD and 2.5 Inch OD Openings Dust Collector Systems 73448 : Tools & Home Improvement
![POWERTEC 70128 4-Inch Flexible Dust Collection Hose, Left Spiral, Black - Vacuum And Dust Collector Hoses - Amazon.com POWERTEC 70128 4-Inch Flexible Dust Collection Hose, Left Spiral, Black - Vacuum And Dust Collector Hoses - Amazon.com](https://m.media-amazon.com/images/I/41tYeYQHwbL._AC_.jpg)
POWERTEC 70128 4-Inch Flexible Dust Collection Hose, Left Spiral, Black - Vacuum And Dust Collector Hoses - Amazon.com
![4 inch Dust Separator Cyclone Dust Collector Kit for Use with Barrels Trash Cans Buckets or Custom Built Containers - Amazon.com 4 inch Dust Separator Cyclone Dust Collector Kit for Use with Barrels Trash Cans Buckets or Custom Built Containers - Amazon.com](https://m.media-amazon.com/images/I/41J-hAUg4nL.jpg)
4 inch Dust Separator Cyclone Dust Collector Kit for Use with Barrels Trash Cans Buckets or Custom Built Containers - Amazon.com
![Amazon.com: Dust Collection System Adapters Shop Vac Attachments 4 inch to 2.5 inch Reducer 2-1/2-Inch to 1-1/2-Inch Fitting 1.25 to 2.5 inch Coupler Dust Collector Fittings Accessories : Tools & Home Improvement Amazon.com: Dust Collection System Adapters Shop Vac Attachments 4 inch to 2.5 inch Reducer 2-1/2-Inch to 1-1/2-Inch Fitting 1.25 to 2.5 inch Coupler Dust Collector Fittings Accessories : Tools & Home Improvement](https://m.media-amazon.com/images/I/51xS2gQT-JL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Dust Collection System Adapters Shop Vac Attachments 4 inch to 2.5 inch Reducer 2-1/2-Inch to 1-1/2-Inch Fitting 1.25 to 2.5 inch Coupler Dust Collector Fittings Accessories : Tools & Home Improvement
![Amazon.com: Angled Reducer 4” to 2-1/2”, Connect Shop Vac to Dust Collection Port (4in to 2.5in), Adapter Converter, 45-Degree Elbow, Attach Woodworking Dust Chute to Vacuum Hose, R4520 R4512 (4" to 2-1/2") : Amazon.com: Angled Reducer 4” to 2-1/2”, Connect Shop Vac to Dust Collection Port (4in to 2.5in), Adapter Converter, 45-Degree Elbow, Attach Woodworking Dust Chute to Vacuum Hose, R4520 R4512 (4" to 2-1/2") :](https://m.media-amazon.com/images/I/81Go37FgGhL.jpg)
Amazon.com: Angled Reducer 4” to 2-1/2”, Connect Shop Vac to Dust Collection Port (4in to 2.5in), Adapter Converter, 45-Degree Elbow, Attach Woodworking Dust Chute to Vacuum Hose, R4520 R4512 (4" to 2-1/2") :
![Amazon.com: ISPINNER 2pcs 2.5 Inch Key-Type 304 Stainless Steel Worm Gear Hose Clamps, Adjustable Size Range 40-64mm Clamps for Dryer Vent, Dust Collector and Automotive : Automotive Amazon.com: ISPINNER 2pcs 2.5 Inch Key-Type 304 Stainless Steel Worm Gear Hose Clamps, Adjustable Size Range 40-64mm Clamps for Dryer Vent, Dust Collector and Automotive : Automotive](https://m.media-amazon.com/images/I/71hVzim4oxL._AC_UF894,1000_QL80_.jpg)