Lub 20t round sling yog ib qho kev tsim tshiab, los ntawm kev ua haujlwm zoo heev thiab cov khoom siv zoo, kev ua haujlwm ntawm 20t round sling mus rau tus qauv siab dua. Peb zoo meej rau txhua qhov nthuav dav ntawm 20t round sling , lav cov qib zoo, thiaj li coj koj cov khoom lag luam zoo meej. Lishenflex yog ib tus kws tshaj lij Tuam Tshoj 20t round sling chaw tsim tshuaj paus thiab cov chaw muag khoom, yog tias koj tab tom nrhiav qhov zoo tshaj plaws 20t round sling nrog tus nqi qis, sab laj nrog peb tam sim no!