Ma Goodwill, ʻo mākou kahi hopena hoʻokahi no kāu pono hoʻoili mana. ʻAʻole wale mākou e hana i nā pulley manawa, akā pū kekahi i nā kāʻei manawa i kūpono loa iā lākou. Hele mai kā mākou mau kāʻei manawa i nā ʻano niho like ʻole e like me MXL, XL, L, H, XH, T2.5, T5, T10, T20, AT3, AT5, AT10, AT20, 3M, 5M, 8M, 14M, S3M, S5M , S8M, S14M, P5M, P8M a me P14M. Ke koho ʻana i kahi kāʻei manawa, pono e noʻonoʻo i ka mea kūpono no ka noi i manaʻo ʻia. Hana ʻia nā kāʻei manawa o Goodwill me ka polyurethane thermoplastic, nona ka elasticity maikaʻi loa, ke kūpaʻa kiʻekiʻe o ka wela, a me ka pale ʻana i nā hopena ʻino o ka pili ʻaila. ʻO ka mea hou aku, loaʻa pū lākou i ke kaula kila a i ʻole nā kaula aramid no ka ikaika hou.