Both Clamp and Flanges are 304 Stainless Steel, CNC Billet Flange, Excellent Quality and Professional Look. 2 x 3"ID "Male/Female" style stainless steel flange. Material:304 Stainless Steel. 2 Set Fit Mikuni BST 33 BMW F650 Carburetor Repair Kit Carb Float Diaphragm.
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