Ringbolt hitching

series of protective knots around a heavy ring

en-GB/ɹɪŋbəʊlt ˈhɪt͡ʃɪŋ/
en-US/ˈɹiŋbɑlt ˈhɪt͡ʃɪŋ/

หมวดหมู่:

hitch knot