Profile Design 52 ASA Extensions 340 & 400 mm Rollentrainer If you're interested

If you're interested

The assembly instructions can be found here

the set is not the cheapest

Offers more grip than no-turn systems

Compatible with the A3 riser system

Profile Design 52 ASA Extensions 340 & 400 mm Rollentrainer If you're interestedThe new 52ASA the further development of the popular Aero Shaped Carbon (ASC) Extensions, now as a high quality aluminum version. ergonomic thanks to hydroforming Combtail shaped for optimal aerodynamics A cost effective alternative to its carbon fiber counterpart. versatile and adjustable less susceptible to torque than carbon ideal for beginners Thanks to an elaborate multi stage forming process, the 52ASA adopts exactly what made the ASC so