Our 3/8 inch threaded stem casters have options to satisfy all your light industrial small equipment, work bench, DIY and cart needs. Selections with wheel materials for various floor types, including floor safe polyurethane treads. Casters assembled and shipped from our West Reading, PA office/warehouse complex. Need help? Give our on-site caster sales and customer support teams a call at 1-800-215-8220. Most caster and wheel orders placed by 3 PM EST ship same day!