Sea-Dog Stainless Steel Hand Rail Tees Sea Dog hand rail tee fittings are constructed of corrosion-resistant investment cast 316 stainless steel and are available in three different options. Features Investment Cast 316 Stainless Steel Stainless Tube Wall Thickness .049 Specifications S-D-290600-1 60 Degree Universal Tee 78 O.D. Tube S-D-290901-1 90 Degree Universal Tee 1 O.D. Tube S-D-291600 60 Degree Tee - Left Hand Port Inside Set Screws 78 O.D. Tube California Residents WARNING Cancer and Re