3 adjectives to describe gantlets

Near the tent a dozen men with lassos arranged themselves in two parallel lines, while twenty more, with a thong of sealskin two or three hundred yards in length, encircled a portion of the great herd, and with shouts and waving lassos began driving it through the narrow gantlet.

Thus Puss warned them when they were approaching a camp of the revolutionists as they drew near the region of the river, and they were able to change their course, not wishing to again run the perilous gantlet of gun-fire.

Alas, for my poor pretty gantlets!

3 adjectives to describe  gantlets