1 pc. original brake lever spring, made in DE. Suitable for Zündapp Combinette type 423S, 428, Super Combinette type 429, 433, Falconette type 425, 435, Sport Combinette type 510, Sport Combinette KS 75 type 511, M 25 50 Bergsteiger type 434 front wheel, R 50 RS 50 RS 50 Super type 561. OEM-No.: 405-15.404.