Trimax Alloy Briefs a polypropylene honeycomb core that

a polypropylene honeycomb core that dampens vibrations for superior feel and quieter sound on every stroke

- Height adjustable from 97 to 147 cm (38" to 58")

Weight: 50g

which means you can set them for a wide or narrow nose and then forget about them

Long ergonomic molded handle provides leverage and extra comfort

Trimax Alloy Briefs a polypropylene honeycomb core thatAerodynamic integrated Cable Routing (ACR) Alloy construction 7 Forward angle Cable groove compatible with new Di2 systems w larger internal cable tunnel 31. 8mm x W 400+10mm,(c c) 125mm drop, 90mm reach 4 outward bend Finsh: Shot peen black anodized 310 grams (420mm)