Sehlooho sa ketane ea ho hula ea letoto la TL se entsoe ka poleiti ea ketane (poleiti ea tšepe ea boleng bo holimo ea chrome plating), poleiti ea tšehetso (alloy ea aluminium), shaft pin (tšepe ea alloy) le likarolo tse ling, e le hore ho se ke ha e-ba le motsamao o amanang kapa ho sotha pakeng tsa cable kapa rabara tube le ketane ea ho hula. Phello ea kalafo ea poleiti ea ketane kamora chrome plating ea ponahalo e ncha, sebopeho se utloahalang, matla a phahameng, ametabolic e thata, ho kenya habonolo, ts'ebeliso le ts'epahala, seaparo se bonolo ho se tabola, haholo-holo sehlahisoa SE SEBELISA thepa e matla e hanelang ho roala, tšepe ea alloy e le shaft pin, se ntlafatsa matla a ho hanyetsa ho roala, se kobeha haholoanyane, se hanyetsa hanyane, se fokotsa lerata, se ka netefatsang tšebeliso ea nako e telele eseng ho fetoha, eseng ho putlama. Ka lebaka la ponahalo ea sona e ntle, sehlahisoa sena se ka ntlafatsa haholo phello ea bonono ea lisebelisoa tsa mochini le lisebelisoa, 'me sa ntlafatsa tlholisano ea lisebelisoa tsa mochini tsa China le lisebelisoa tsa mechini' marakeng oa machabeng.
Fumana radius e kobehang ea mofuta oa poleiti ea tšehetso le towline ho latela litlhoko tsa ts'ebetso ea towline:
(1) Ha ketane ea ho hula e hloka ho jara phaephe e kholo le mojaro oa thapo, poleiti ea tšehetso ea matla a phahameng ea mofuta oa I (mofuta o kopaneng) e lokela ho khethoa.
(2) Ha boholo ba karolo e kopaneng ea phaephe ea phaephe bo le boholo ho feta bophara bo ka hare ba poleiti ea tšehetso kapa bo hloka ho qhaqhoa, ho lokisoa, jj., mofuta oa tšehetso oa II o ka khethoa, e leng poleiti ea tšehetso ea mofuta o arohaneng.
(3) Ha ho na le litlhaloso tse ngata tsa ho kenya thapo, poleiti ea tšehetso ea mofuta oa III (mofuta oa foreimi) e ka khethoa.
| Mofuta | TL65 | TL95 | TL125 | TL180 | TL225 |
| Selallo sa lentsoe | 65 | 95 | 125 | 180 | 225 |
| Radius e kobehang (R) | 75. 90. 115. 125. 145. 185 | 115. 145. 200. 250. 300 | 200. 250. 300. 350. 470. 500. 575. 700. 750 | 250. 300. 350. 450. 490. 600. 650 | 350. 450. 600. 750 |
| Bophara ba bonyane/boholo | 70-350 | 120-450 | 120-550 | 200-650 | 250-1000 |
| Ka hare H | 44 | 70 | 96 | 144 | 200 |
| Bolelele L | E etselitsoe mosebelisi | ||||
| Bore e kholo ea poleiti ea tšehetso | 35 | 55 | 75 | 110 | 140 |
| Lesoba le khutlonnetsepa | 26 | 45 | 72 | ||
Ketane ea thapo ea aluminium e sebelitse ka katleho tikolohong e mabifi ea lik'hemik'hale.
Ka kopo ea moreki, re tlatsa sistimi ea ho jara likhoele ka litsamaiso tsa ho lokisa le ho tataisa ka mokhoa oa literei tsa ho jara, li-bracket, li-roller, jj.
Molemo oa rona ke nts'etsopele ea merero le ho fana ka liketane tse huloang tse kopantsoeng tse nang le likhoele kahare.