B-7 bomb shackle Mark 8 Mod 4 bomb shackle Mark 8 Mod 4 bomb shackle Mark 8 Mod 4 bomb shackle Mark 8 Mod 4 bomb shackle Mark 8 Mod 4 bomb shackle B-7 bomb shackle Mark 8 Mod 4 bomb shackle B-7 bomb shackle B-7 bomb shackle S-2 bomb rack Mark 8 Mod 4 bomb shackle