See Downloads Tab above for ASI 1204-C18 technical data sheet (.pdf)

Ceiling Support is fabricated of alloy 18-8 stainless steel type 304 with No 4 satin finish and consists of a flat exposed mounting flange, tubing and sleeve. Support is 18" (457mm) from mounting surface to center line of rod sleeve or as modification length specified below. Unit is all welded construction. Flat flange is 3" (76mm) diameter by 1/8" (3mm) thick and provided with three (3) countersunk holes to accept 1/4 screws (supplied by others). Support tubing is fabricated of 1" (25mm) diameter 20 gauge and sleeve heavy wall tubing to accommodate 1-1/4" (32mm) diameter shower rod. Sleeve is provided with stainless steel set screw for locking shower rod in place.