the company TBRacing italy introduces on the market this new 0.5 mm nanoflex insert to give the pilots the possibility to better manage the flexibility of the arm on different terrains How to best use lite insert in nanoflex: By screwing only the 4 side screws, the arm will maintain good flexibility adding the central screw you will stiffen the arm, all this allows you to avoid removing and placing other more laborious inserts and to verify instantly and in the same track conditions which sol