Fulton Woodworking Tools 4" x 20' PVC Dust Collection Hose, Puncture Resistant Dust Hose, Carbon Steel Wire, Flexible Clear PVC Fume Collection - Made in USA

4" STEP OVER HOSE CLAMP - 4 PACK by Peachtree Woodworking - PW6120

4" THREADED BLAST GATE By Peachtree Woodworking - PW473

Dust Collection 4" to 2" Reducer By Peachtree Woodworking - PW474

4" ALUMINUM THRU BLAST GATE BY PEACHTREE WOODWORKING PW476

4" QUICK DIS-CONNECT BALL JOINT FITTING BY PEACHTREE WOODWORKING PW 478

GLIDESTORE 4-Inch Key Hose Clamp, Key-Type Adjustable Stainless Steel Hose Clamps, Pipe Clamp, Worm Gear Clamps, Dryer Vent Clamp, Thumb Screw Metal Clamps, Pack of 10 (Easy Turn Clamp) (4-Inch)

POWERTEC 70136 4-Inch to 2-1/2-Inch Cone Reducer

Big Horn 11741PK 4-Inch Key Hose Clamp, 5-Pack, Colors may vary

POWERTEC 70108 4-Inch Blast Gate for Vacuum/Dust Collector

POWERTEC 70106 4-Inch Y-Fitting Dust Hose Connector

POWERTEC 70101 4-Inch Wire Hose Clamp, 5-Pack

POWERTEC 70201 4-Inch Three-Machine Dust Collection Kit

2 1/2" x 20' CLEAR PVC DUST COLLECTION HOSE BY PEACHTREE WOODWORKING PW368

POWERTEC 70123 O.D. Splice, 4"

POWERTEC 70190 Y-Fitting, 4 x 2-1/2"