Presentation packaging, for G. series steel spring with flat wire and internal elastomer, easily replaceable, five spring hardnesses selectable for the appropriate body weight, spring length 60 mm (diameter 30 mm), silver with color code for the hardness profile / body weight Easily adjust the level of firmness. With the different BY,SCHULZ spring elements, everyone can individually adjust their BY,SCHULZ "G.2" seatpost to their weight. These spring elements are suitable for the "G.2 ST" version and are available in five different hardness levels, corresponding to a rider weight of 45 to 150 kg. They consist of a flat steel wire spring with internal elastomer. The springs can be replaced by technically savvy riders and can be adjusted to the rider's weight. Base color silver with color code for hardness level/rider weight. Diameter 30 mm Main color black Length 60.0 mm Body weight max. 105 kg Body weight min. 80 kg Secondary color grey Type/kind Accessories Spring travel 30.00 mm