Front fork Pränafa spring set Progressive 60% Higher spring rate for Zündapp Bergsteiger M 25, 50 Type 434, Super Combinette 429

Pränafa Sport telescopic fork spring set progressive with 60% higher spring rate in top quality, made in Germany, suitable for Zündapp Bergsteiger M 25, M 50 type 434, Zündapp Super Combinette type 429, and Zündapp Falconette 425. The progressive winding of the spring absorbs small road irregularities more quickly, and the greater pitch increases sportiness in driving.