L490-1818S4 409 Stainless Steel 4 inch 90 Degree 18 inch
90 Degree Sanitary Stainless Steel Elbow Long Bend Weld Fitting
LTWFITTING 90 Degree Elbow Stainless Steel 316 Barb Fitting 1/4-Inch ID Hose x 1/8-Inch Male NPT Air Gas (Pack of 5): Amazon.com: Industrial & Scientific