bedCLAW No-Sag Mattress Slats Center Support - Universal Size

What is the name of this type of center support beam attachment

Sagging Mattress Support

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No Sags Inc.: Sagging Mattress Support, Sagging Mattress Support

bedCLAW No-Sag Mattress Slats Center Support - Universal Size Adjusts

Due to the increasing demand for a strong center support system capable of attachment to lower-height beds, the bedCLAW No-Sag Center Support System

bedCLAW No-Sag Mattress Slats Center Support - Universal Size Adjusts from Full to Cali-King

Bedframes & Bedframe Parts

bedCLAW No-Sag Mattress Slats Center Support - Universal Size

Flantor Underbed Storage Drawers