Acros ZS55/40 Bearing Shell + AC4052R2 45/45° Ball Bearing helmet it delivers top-tier performance in

it delivers top-tier performance in every ride

The PANASONIC GX Power Plus mid-engine offers balanced support with 75 Nm of torque – especially useful on longer climbs

Race Face X-Type Press-Fit Bottom Bracket

The saddle is suitable for bicycles with a size of 12-16"

Acros ZS55/40 Bearing Shell + AC4052R2 45/45° Ball Bearing helmet it delivers top-tier performance inWith the semi integrated ZS 55 headset part ZS55 40 from Acros, tapered forks can be installed in frames with a press fit dimension of 55mm. Zerostack (ZS) designs are extremely popular, as they combine the advantages of low overall height and bearing shells. Product features Acros ZS55 40 bearing cup + AC4052R2 45 45 ball bearing Model: Headset part ZS 55 ZS55 40 Type: Semi integrated (ZS) Steerer tube: 1 1 2" Bearing: Industrial angular contact ball