Stronghold Mfg., LLC Box 364 , Clarion , Iowa 50525 USA About Solutions products Downloads Companies Stronghold Mfg., LLC Products Model S - Curve Adjustable Alley Model S - Curve Adjustable Alley From Cattle Equipment Alleys & Tubs 0 Share 30inch to 20inch. Single or double alleys. Most popular related searches cattle equipment cattle Downloads related to this product Model S - Curve Adjustable Alley Brochure Customer reviews No reviews were found for Model S - Curve Adjustable Alley. Be the first to review! Add your review Publish your review Great! review successfully added!