The PHR system (Pro Head Reinforcement) increases the load-bearing surface of the nipples on the rim and reduces localized stresses

Has a soft end that offers improved comfort on the out end of the grip

not the environment

With the TFM-Torch torque wrench you keep full control over the correct force dosage for all sensitive screws on your bike

this brush will do the trick

e*thirteen Upper Armature w/ Slider Pin for Vario Chainguide The PHR system (Pro HeadReplacement upper armature for e*thirteen gen3 Vario chainguides. This is version 2 which covers 2023 onward and has a more complex black armature. Content: Upper fixture, 1x screw, 1x nut Manufacturer's part number: CGS32 100