Product overview A 3 inch stem caster with a nonmarking polyurethane wheel and a 3/816 x 1 threaded stem. Rated for 100 lbs capacity per caster, this caster is designed to provide smooth, quiet rolling while protecting floors from scuffs and marks. Key benefits Floor protection: Nonmarking polyurethane tread reduces scuffs and surface damage on tile, vinyl, hardwood, and sealed concrete. Smooth, quiet operation: Polyurethane offers low rolling resistance and quieter movement than hard wheels. Easy installation: Standard 3/816 x 1 threaded stem installs into compatible threaded sockets or inserts for a secure fit. Reliable load support: 100 lbs capacity per caster supports light to medium loads when used in appropriate numbers. Durable tread: Polyurethane resists abrasion and provides longer service life than some rubber or plastic wheels. Important specifications Wheel diameter: 3 inch Wheel material: Nonmarking polyurethane Mounting: Threaded stem 3/816 x 1 Load capacity: 100 lbs per caster Performance and compatibility Use these casters on furniture, carts, and equipment that accept a 3/816 x 1 threaded stem. The 3 inch wheel balances maneuverability and load distribution for rolling across indoor floors. Suitable for use where quiet movement and floor protection are priorities. Typical applications Utility cart in a workshop or office: Provides easy maneuvering and protects finished floors while carrying tools or supplies. Mobile display or retail fixture: Lets staff reposition displays without leaving marks on the sales floor. Light equipment or storage rack: Install into threaded inserts on cabinets, workstations, or rolling stands to add mobility. Installation tips Verify the receiving socket or insert matches a 3/816 x 1 threaded stem before installation. Tighten the stem securely but avoid overtorquing which can damage inserts. For loadbearing applications, use an appropriate number of casters and ensure loads are evenly distributed. Care and maintenance Periodically remove debris from the wheel tread and swivel area to maintain smooth operation. Inspect threads and mounting inserts for wear and if damaged to maintain safe attachment. casters if the polyurethane tread shows deep cuts, chunks missing, or excessive wear. What this caster delivers A practical, easytofit caster that protects floors, reduces noise, and supports light to medium loads for a wide range of indoor applications that accept a 3/816 x 1 threaded stem.