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2 Fa'amau 17 Inisi Fa'alili U'u mo Punavai Tausi, 0.5inisi Diameter U'a U'u Pa'u
O le paʻu o le torsion spring winding rods ua faʻatulagaina faapitoa mo le faʻateleina (faʻafefe) ma faʻaitiitia (faʻamavaeina) le vevesi i luga o le faletaavale faitotoa torsion puna.
Tianjin Wangxia Spring
