Product Details:

Tapered Spindle Design Intended for use With Patch Fittings
For Exterior or Interior Doors Weighing Up to 325 Lbs (147 Kg) and 42" (1066 mm) Wide
Selective On or Off Hold-Open  

This CRL Rixson® Model 328 Center-Hung Floor Mounted Door Closer provides the best mechanical means of controlling a door. This model is specifically designed to be used with the tapered spindle insert used for patch fittings. This closer is capable of supporting exterior or interior doors weighing up to 325 pounds (147 Kilogram) and 42 inches (1066 millimeter) Wide.

Standard features include selective on or off hold-open, build-in positive dead stop, and separate independent valves for closing, latch and back check adjustments.   

Optional accessories that may be needed are:
253000 Floor Closer Cement Case
284720RH Closer Cover