Babban inganci 4.8 8.8 10.9 12.9 DIN933 931 hex bolt

Maɗaurin zaren waje tare da akai hexagonal, Fuskar wanki a ƙarƙashin kai, farar zaren awo na awo, wanda aka yi daga matsakaicin ƙarfe na carbon da zafi da aka yi wa magani. Shank mai zaren ba ya kai gaba ɗaya zuwa kai.