Sewa Kroetkov最新「Ricta Slix」轮子宣传片正式发布。宣传口号为"Grind得更快，Grind得更远"，采用NRG技术，让轮子耐损耗度增强，81b的确是又硬又快。在塞娃的超稳的技术演绎下，简直将轮子的性能发挥得淋漓尽致。
Grind Faster – Grind Longer! The revolution in skateboard wheel technology continues… Ricta Slix combine the NRG Formula, proven THE fastest urethane in skateboarding, with a custom molded TPU slide insert for three times more slip and minimal drag on the inside of the wheel for longer and faster grinds. 81b is hard and fast!