Available Adaptors Stainless steel fitting brake adaptor male 3/8” X 24 UNF to female 10x100 (Convex -... SDT BRAKES Ref. FKIAMF51 €9.53 SDT BRAKES fitting produce in stainless steel, male 3/8” x 24UNF convex to female 10x100 concave. Competition use.