① pulley fusipa'u fa'atasi MXL XL LH XH XXH
② Pulley fusipa'u tu'u'aga trapezoidal T2.5 T5 T10 T20 AT5 AT10 AT20
③ Arc Gear Fa'asa'o Uili Uili: HDD (3M 5M 8M 14M 20M) STD/STS (S2m S3m S4.5m S5m 8M S14m) RPP3m RPP5m RPP8m RPP14m 3GT 5GT 8GT 14GT
(1) Fa'asalalauga sa'o, leai se fa'ase'e pe a galue, fa'atasi ai ma le fa'asologa o felauaiga faifaipea;
(2) Faʻasalalau faʻamautu, faʻafefe ma faʻaitiitia le vibration, maualalo le pisa;
(3) maualuga le felauaiga lelei, e oʻo atu i le 0.98, malosi faʻaolaina aafiaga e iloagofie;
(4) Faʻaleleia lelei, leai se manaʻoga mo le lubrication, taugofie le tausiga;
(5) Tele saoasaoa fua faatatau fua faatatau, e masani lava e oo atu i le 10, laina saoasaoa e oo atu i le 50m/s, faatasi ai ma le tele o laina eletise, e oo atu i ni nai watts i le selau o kilowatts;
(6) e mafai ona faʻaaogaina mo felauaiga mamao mamao, o le mamao tutotonu e mafai ona oʻo atu i le 10m.
(7) leai se filogia, e leai se filogia ma e mafai ona galue i totonu o le siosiomaga o ni nofoaga leaga. Mesh fusipa'u uili fe'avea'i fe'avea'i ma le mana, o se tu'ufa'atasiga o le lelei o se fusi fa'a, filifili fa'ameamea fa'asalalau le fa'amomoli fou.