Produced from durable cast 316 stainless steel, this 90° Two-Hole Rectangular Base is a perfect end for creating a railing. It accepts 7/8" tubing and uses 1/4"-20 set screw for tightening the tube in place. The small base length and width makes it optimal for use with narrow gunnels when mounting a handrail. Uses 1/4" fasteners (sold separately). Lifetime warranty.