From sport to comfort stem. The extremely stable, angle-adjustable Swell stem has been extended by another variant with the ergotec Swell-R Ahead 70 model. The newly designed fork steerer clamp offers increased comfort without compromising on stability and stiffness. A special highlight is the possibility of an integrated cable routing. - Material type: aluminium - Details: - Safety level: 6 - Material details: aluminium 6061 T6 - Handlebar clamp (mm): 31.8 mm - Fork steerer tube diameter: 1 1/8 inch - Intended use: City / Commuting Stem - Type: Ahead (angle adjustable).