SQ-lab 621 Ergolux active 2.0 Choose your size:21cm supported by tubeless-ready 40mm CRD-400

supported by tubeless-ready 40mm CRD-400 carbon wheels for the necessary speed

3mm tips on curved nose blades for medium external snap rings

improved coverage of sensitive head areas

comfortable material

SQ-lab 621 Ergolux active 2.0 Choose your size:21cm supported by tubeless-ready 40mm CRD-400SQ lab 621 Ergolux active 2. 0 The 621 Ergolux Active 2. 0, the tried and tested city and comfort saddle. Compared to the very tight and slim Ergowave models, the 621 Ergolux Active 2. 0 offers more volume in the padding, which means the foam can be a little softer. The contact surface is significantly larger than before thanks to the double wave, which means the sit bones sink in less. The disadvantages that can normally occur with softer foams due