Mohlomong u mosebetsi o boima o ka khutlisang mookameli oa thekiso ea likhoele tsa ratchet , ea batlang lithapo tsa ratchet tsa boleng bo holimo , 'me Lishenflex ke moetsi le mofani oa thepa ea ka fihlelang litlhoko tsa hau. Ha se feela lithapo tsa ratchet tse ka huleloang tse boima tseo re li hlahisitseng tse netefalitseng maemo a indasteri ea machabeng, empa re ka fihlela litlhoko tsa hau tsa ho itlhophisa. Re fana ka marang-rang, ka nako e nepahetseng 'me u ka fumana tataiso ea setsebi mabapi le marapo a ratchet a boima . Seke oa tsilatsila ho ikopanya le rona haeba u thahasella lithapo tsa ratchet tse retractable , re ke ke ra u nyahamisa.