Rapha Men's Core Bib Shorts - Black/White PSI The Renthal SR4 chainrings are

The Renthal SR4 chainrings are legendary in their stiffness and longevity

allowing you to enjoy a more efficient and enjoyable cycling experience

Holding function: the wedging forces resulting from the contact pressure between the drive tip and the screw profile securely hold the screw on the tool

Measures: 39 cm x 20 cm x 170 cm

optimizing power transfer and aerodynamics

Rapha Men's Core Bib Shorts - Black/White PSI The Renthal SR4 chainrings areCrafted for performance and comfort, these new bib shorts deliver muscle support in a lightweight construction for freedom of movement. Features A best seller, re designed Incorporating new materialsComfort Italian Rapha chamois absorbs shock and maximises comfort no matter how long the rideLightweight, breathable stretch upper For an unrestricted fitDense knit, supportive fabric Light compression keeps leg muscles fresh for longerPressure free