The best replacement for headstall is bridle.

The best alternatives to headstall are rated as following:
★★★★★  bridle

Your alternative for headstall is not listed? Suggest!
Speaking about headstall, one probably shouldn't forget about mecate reins.

Other search terms related to headstall and their ratings are:
★★★★★ mecate reins
hackamore
bosal
You have in mind a companion for headstall and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of headstall in all years. Click on graph for more.
headstall
bridle