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Works for both indoor or outdoor use. The key is designed to make the securing and un-securing of hose much easier on the knuckles. 3-7/16” 3. 440” or 87. 32mm at its most compact diameter. Flexible adjustable size range- 4 inch hose clamps are flexible and workable with a rather wide adjustable size range from appx.
Large easy to turn key - the easy to turn and easy to see blue key is made from a strong and durable polymer. Simply to turn the key clockwise to tighten, counter clockwise to loosen. This makes the clamp strong, durable and rust resistant which makes it ideal for many applications in the shop or around the home. 304 stainless steel hose clamp- the 4” diameter large hose duct clamp including the housing, the band and the internal screw are made from premium 304 stainless steel.



Specifications: accepts 4” id dust hose, port or vacuum fitting; 4" Nominal end measures 3-61/64” O. D. Includes: 4” blast gate; both ends have 4” od outlet diameters and are designed to work with 4” ID dust hoses or other 4” ID ports.

Also, a hard plastic step adapter - Can be used separately or connected to one of the other adapters in this set for different size exhaust ports or other connections. Sleeve adapter - use this to increase the diameter of the shop vac adapter from 1 1/4 in to just under 1 3/8 in allowing for a snug fit with some exhaust ports.
2 4 in dust collection reducers - connect 4” id flexible dust collection hose to 2-1/2” id flexible dust collection hose. 2 rubber and 1 cone vacuum adapter - what makes these vacuum adapter Accessories so useful is that 2 are made from rubber and one from a stiffer plastic the cone adapter. Refer to photos for dimensions. Dust collector accessories - included is 9 dust collection fittings for woodworking dust collection, vac adapters, vacuum hose adapters. Note: this cone reducer is designed to work with 4” and 2-1/2” hoses - It is NOT intended to fit or accommodate a 2.


The 2-1/2 in. Function: a handy double sided adapter that allows you to step down from your larger 4” dust collection hose to a smaller 2-1/2 shop vacuum hose branch line.

Build: featuring a non-threaded, all-black ABS plastic construction, this dust hood was designed for durability and made to withstand the wear and tear commonly associated with abrasive dust extraction.

Includes: 1 flexible hose Cuff Coupler with 2 Dust Hose Clamps. Both ends measures 4-9/16-inch o. D.
A pair of hose clamps included. Connect to 4-inch O. D. Dimensions: o. Easy to use: these reusable flex cuffs are easily installed and can be removed without the need for assorted screws or duct tape. Adapters or hoses. And 4-5/64-inch I. D. Designed to airtight connection of two fittings or hoses without using duct tapes. D 4-9/16” and i.

1. Fulton
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4 Inch Thumb Screw Key Adjustable 304 Stainless Steel Hose Clamps, Automotive, Worm Gear Clamps, RV Clamp 5 pack 4" Hose Clamp, Pipe Clamp, Dryer Vent Clamp, Dust Collection
#adFulton #ad - Often used in these applications – these unique clamps are typically used in securing duct work, recreational vehicles, mechanical, pvc tubing and more. Ideal for use in automotive, agriculture, piping, dust collection hoses, industrial, dryer vents, shield, boat/marine, large cable, household and more.Works for both indoor or outdoor use. The key is designed to make the securing and un-securing of hose much easier on the knuckles. 3-7/16” 3. 440” or 87. 32mm at its most compact diameter. Flexible adjustable size range- 4 inch hose clamps are flexible and workable with a rather wide adjustable size range from appx.
More information #ad
No more tools! – set your tools aside when installing your ductwork or hose with these handy, easy to tighten hose/duct clamps. 4-7/16” 4. 440” or 112. 77mm in full diameter down to appx. Large easy to turn key - the easy to turn and easy to see blue key is made from a strong and durable polymer. Simply to turn the key clockwise to tighten, counter clockwise to loosen. This makes the clamp strong, durable and rust resistant which makes it ideal for many applications in the shop or around the home. 304 stainless steel hose clamp- the 4” diameter large hose duct clamp including the housing, the band and the internal screw are made from premium 304 stainless steel.
Brand | Fulton #ad |
Manufacturer | Fulton Woodworking Tools and Accessories #ad |
More information #ad
2. POWERTEC
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90 Degree Elbow, 4", Black, POWERTEC 70105 4" Elbow Dust Hose Connector
#adPOWERTEC #ad - Overall size: 8-inch x 8-Inch x 4-Inch; Provides airtight friction fit. And 3-3/4-inch I. D. Both 4-inch nominal ends measure 3-61/64-Inch O. D. Simple and quick to install. Tough, durable ABS plastic material. Provides a multitude of applications.More information #ad
Brand | POWERTEC #ad |
Manufacturer | POWERTEC #ad |
Part Number | 70105 |
Model | 70105 |
More information #ad
3. POWERTEC
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Black, POWERTEC 70106 4-Inch Y-Fitting Dust Collection Hose Connector
#adPOWERTEC #ad - Tough, durable ABS plastic material. Three 4-inch nominal ends measure 3-61/64-Inch O. D. Simple and quick to install. And 3-3/4-inch I. D. Overall dimension: 9-13/16-inch x 4-1/16-Inch x 8-1/4-Inch; Provides airtight friction fit. Provides a multitude of applications.More information #ad
Brand | POWERTEC #ad |
Manufacturer | POWERTEC #ad |
Height | 4.25 Inches |
Length | 9.8 Inches |
Weight | 0.86 Pounds |
Width | 8.6 Inches |
Part Number | 70106 |
Model | 70106 |
More information #ad
4. POWERTEC
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POWERTEC 70108 4 Inch Blast Gate for Dust Collector/Vacuum Fittings
#adPOWERTEC #ad - And 3-3/4” I. D. Quality: made with premium black abs plastic, this unit was designed for durability and is abrasion resistant - able to withstand daily wear & tear from dirt, sawdust and woodchips.Specifications: accepts 4” id dust hose, port or vacuum fitting; 4" Nominal end measures 3-61/64” O. D. Includes: 4” blast gate; both ends have 4” od outlet diameters and are designed to work with 4” ID dust hoses or other 4” ID ports.
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Compatibility: will not connect directly to other 4” od ports; please confirm that the actual listed size fits your application before ordering. If connecting to a 4” oD port, a Flex Cuff or similar device will be required. Function: maximizes the efficiency of your dust collection system by directing and regulating the air flow from one machine to another.Brand | POWERTEC #ad |
Manufacturer | POWERTEC #ad |
Height | 3.5 Inches |
Length | 6.6 Inches |
Weight | 0.35 Pounds |
Width | 6.5 Inches |
Part Number | 70108 |
Model | 70108 |
More information #ad
5. Mountain Trades
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Dust Collection System Accessories Dust Collector Fittings 2 4 Inch to 2 1/2-Inch plus 7 Vacuum Hose Adapters Fits 1 1/16 to 1 3/4 inches Includes Shop Vac Hose Adapter Attachments
#adMountain Trades #ad - The inside diameter is 2. 25 inches and out outside diameter is 2. 5 inches. The rubber attachments will fit more of your accessories because they are pliable and hold on to your attachments better because of the rubber material. Dust collection. Several for a small dust collection system. Use these to connect to your dust collection system hose.Also, a hard plastic step adapter - Can be used separately or connected to one of the other adapters in this set for different size exhaust ports or other connections. Sleeve adapter - use this to increase the diameter of the shop vac adapter from 1 1/4 in to just under 1 3/8 in allowing for a snug fit with some exhaust ports.
More information #ad
Shop vac adapters - 2 different sized shop vac hose adapters - made from hard plastic you have a 2 1/2 inch to 1 1/2 inch and a 2 1/2 in to 1 1/4 in vacuum hose adapter for your shop vacs and wet dry vacuums. 2 4 in dust collection reducers - connect 4” id flexible dust collection hose to 2-1/2” id flexible dust collection hose. 2 rubber and 1 cone vacuum adapter - what makes these vacuum adapter Accessories so useful is that 2 are made from rubber and one from a stiffer plastic the cone adapter. Refer to photos for dimensions. Dust collector accessories - included is 9 dust collection fittings for woodworking dust collection, vac adapters, vacuum hose adapters. Note: this cone reducer is designed to work with 4” and 2-1/2” hoses - It is NOT intended to fit or accommodate a 2.
Brand | Mountain Trades #ad |
Manufacturer | Mountain Trades #ad |
Height | 4 Inches |
Length | 10 Inches |
Width | 6 Inches |
Part Number | mt-New 3P-2 dust-both shop-step-sleeve |
More information #ad
6. Taytools
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4 Inch 3 Way Y Connector with 3-15/16 Inch OD and 3-11/16 Inch ID Openings ABS Plastic for Dust Collector Systems 73453
#adTaytools #ad - Nominal dimensions: od of openings are 3 15/16 and ID are 3 11/16". Made from 1/8" thick ABS abrasion resistant plastic. Overall length is 10" and width is 8". Allows branching of dust collection to add every machine in the shop. Will fit all standard 4" flexible dust collection hose.More information #ad
Brand | Taytools #ad |
Manufacturer | Taylor Toolworks #ad |
Part Number | 73453 |
More information #ad
7. POWERTEC
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POWERTEC 70136 4-Inch Hose to 2-1/2 Inch Hose Cone Reducer
#adPOWERTEC #ad - Opening also allows you to fit Shop-Vac, Sears and a variety of other wet/dry vacuum cleaners. Please note: this cone reducer is specifically designed to work exclusively with 4” and 2-1/2” hoses | It is NOT intended to fit or accommodate a 2-1/2” OD or 4” OD dust collection equipment port directly which would require POWERTEC 70149 or 70148 Flex Cuffs.The 2-1/2 in. Function: a handy double sided adapter that allows you to step down from your larger 4” dust collection hose to a smaller 2-1/2 shop vacuum hose branch line.
More information #ad
Premium: made with high quality ABS plastic for long-term durability and to withstand the abrasive nature of workshop dust collection. Dimensions: 4” nominal od end measures 3-61/64” od and 3-41/64” id; 2-1/2” nominal OD end measures 2-15/32” OD and 2-9/32” ID. Includes: 4” to 2 1/2” Dust Collection Hose Reducer.Brand | POWERTEC #ad |
Manufacturer | Southern Technology LLC #ad |
Height | 4 Inches |
Length | 4 Inches |
Weight | 0.2 Pounds |
Width | 4 Inches |
Part Number | 70136 |
Model | 70136 |
More information #ad
8. POWERTEC
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ABS Plastic Fitting for Woodworking Dust Collection Hose, POWERTEC 70169 Mini Gulp Dust Hood Collector with 4" ID Port
#adPOWERTEC #ad - Features: deep, wide-mouth design with built-in guard for larger pieces – Hood comes with 4 pre-drilled holes along the flange for quick and easy mounting and a built-in grate to protect your dust collector from large debris.Build: featuring a non-threaded, all-black ABS plastic construction, this dust hood was designed for durability and made to withstand the wear and tear commonly associated with abrasive dust extraction.
More information #ad
Function: captures woodworking and workshop debris and wood chips when used with a wide assortment of dust collection setups machines - Can conveniently be placed behind, underneath or closer to the point of dust production. Includes: mini dust Hood with 4 Inch Dust Port Black. Specifications: hood measures 13-1/2" x 7-1/4" | flange 7/8" wide | Hood Opening Inside Dimension: 6-15/16" x 11-3/4".Brand | POWERTEC #ad |
Manufacturer | POWERTEC #ad |
Height | 7.2 Inches |
Length | 13.5 Inches |
Weight | 0.91 Pounds |
Width | 6.5 Inches |
Part Number | 70169 |
Model | 70169 |
More information #ad
9. POWERTEC
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POWERTEC 70149 Dust Control Flex Cuff with Hose Clamps, 4-Inch
#adPOWERTEC #ad - Rubber construction provide flexibility to bridge slight diameter differences. Premium build: made with a durable rubber construction to withstand long-term wear and tear, and possesses a flexible design that seamlessly conforms to slight diameter differences in fittings.Includes: 1 flexible hose Cuff Coupler with 2 Dust Hose Clamps. Both ends measures 4-9/16-inch o. D.
More information #ad
D 4” | connects to 4 inch nominal outer diameter adapter or dust hose. Function: provides a perfectly sealed, airtight connection between a pair of 4 inch OD dust collection equipment ports, hoses or fittings. A pair of hose clamps included. Connect to 4-inch O. D. Dimensions: o. Easy to use: these reusable flex cuffs are easily installed and can be removed without the need for assorted screws or duct tape. Adapters or hoses. And 4-5/64-inch I. D. Designed to airtight connection of two fittings or hoses without using duct tapes. D 4-9/16” and i.
Brand | POWERTEC #ad |
Manufacturer | Southern Technology LLC #ad |
Height | 2.5 Inches |
Length | 4.5 Inches |
Width | 4.5 Inches |
Part Number | 70149 |
Model | 70149 |
More information #ad
10. POWERTEC
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Black, POWERTEC 70190 Y-Fitting, 4 x 2-1/2"
#adPOWERTEC #ad - And 3-45/64-inch I. D. Two 4-inch nominal ends measure 3-15/16-Inch O. D. And 2-5/16-inch I. D. 2-1/2-inch nominal end measures 2-15/32-Inch O. D. Tough, durable ABS plastic material. Provides a multitude of applications. Simple and quick to install.More information #ad
Brand | POWERTEC #ad |
Manufacturer | POWERTEC #ad |
Height | 7 Inches |
Length | 10 Inches |
Width | 4 Inches |
Part Number | 70190 |
Model | 70190 |
More information #ad