Hobblerope

draw the upper hind leg forward , by a side line passed over the neck and secured , then raise the extremities to an angle of about 45° , by passing the hobblerope through a ring overhead ;

Source: wiktionary

He got the sack and hobbleropes and came up and while John Grady talked to the horse he hobbled the front legs together and then took the mecate rope and handed John Grady the sack and he held the horse while for the next quarter hour John Grady floated the sack over the animal and under it and rubbed its head with the sack and passed it across the horse's face and ran it up and down between the animal's legs talking to the horse the while and rubbing against it and leaning against it.

Source: wiktionary

He fought like a panther when they dragged him out on the flat, and when he choked down, they hobbled him with a brand new piece of hobblerope doubled and twisted good around the forefeet,

Source: wiktionary