Nadaamka seeraha geedka aqalka dhirta lagu koriyo waxa loo qaybiyaa sariiraha shinni ee la guuri karo, Ebb&Flow Rolling Bench iyo sariiraha abuur go'an iyadoo ku xidhan isticmaalka.I. Sariirta shinni ee la guuri karo Sariirta shinni ee la guuri karo waa isku darka shabagga sariirta abuureed, shafka duuban, biraha, fareemka seeraha, giraangiraha gacanta, horizon...