Rockler Schedule 40 Pvc To 4 Adapter For Fittings Variable Speed the interlocking design lets you

the interlocking design lets you chain together as many as you need end-to-end to cover your bench

it can support a full rack of clamps up to 60'' long

Clamping force is variable

or simply set it aside

and then adding a layer of 3/4" (19mm) thick material

Rockler Schedule 40 Pvc To 4 Adapter For Fittings Variable Speed the interlocking design lets youProduct Description Lets you connect a 4'' dust collection fitting directly to schedule 40 PVC plumbing pipe. The large end of this adapter fits around Schedule 40 PVC pipe, while the smaller end fits over 4'' dust collection fittings, such as our 4'' Elbow Connector and 4'' ''Y'' Connector (#88527 and #88519, sold separately). A hose clamp is included for easy connection of the PVC end. The adapter is made from a combination of rubber on the PVC end