Introducing the all New 2014 Negative GSL now available direct only.
The 2014 Negative GSL high performance rim brake for road bikes comes with following new features:
Increased power and modulation
Reduced weight -155 grams for the set (without pads)
User tuning feature to eliminate chatter, squeal, or play between caliper arms
Compatibility with narrow, standard, wide, and extra wide rims