The Rose Window design was inspired by Cathedral Rose Windows. Light, stiff and beautiful. Strong enough for standing starts by the top 2400-2800 watt UCI track sprinters of the world.

Precision, double-machined with the iconic Bespoke Chainrings tooth for optimum reduced friction performance. Smooth, Silent, Responsive.

Specs:

• 47–60T  -  144 BCD

• 1/2” x 11/128”  (7 - 11 Speed Chain)

• Champagne Anodised

• 7075 T73 Alloy

Also available in 1/2" x 1/8"  (Track, Single Speed Chain)