All the perks of carbon, without the downsides. Cosmic Pro carbon wheels have an alloy braking surface that solves the issue of heat buildup with only a minimal weight penalty. At 1650g per pair, these wheels are far from heavy and offer legit aero gains. At 45mm in depth, you get the absolute sweet spot that blends aero with climbing ability.
- Rims are 12K carbon fibre with Maxtal rim bed and braking surface.
- Rim profile is 45mm and has been optimized for low drag in any conditions.
- External rim width of 25mm integrates beautifully with the 25mm tires.
- Internal rim width is 17mm.
- Spokes are straight pull, bladed and double-butted steel spokes for a durable aero wheel.
- Spoke lacing is 16 radial in the front, 20 Isopulse in the rear.
- Front and rear hubs are made of aluminum and features sealed bearings.
- Instant Drive 360 freewheel is light and features a 9° engagement.
- 25mm wide Yksion Pro GripLink front tire and Yksion Pro PowerLink rear tire offer low rolling resistance and comfort.
- Delivered with BR301 quick releases and a multifunction adjustment wrench.
- Front wheel weight is 735g, rear wheel is 915g. Weighed without tires.