Listing is for (4) four 2.375″ diameter flat black hooded twin wheel urethane chair, light furniture and fixture casters with a inside corner bracket. Supports up to 100lbs per caster.When searching for a reliable, mobile solution to your furniture needs, consider Service Caster’s Series 02 urethane twin wheel casters. Combining dependable functionality with classic aesthetic, these twin wheel casters are the perfect solution as new or replacement parts for chairs, tables, medical carts, or other home and office furniture. An ideal replacement for standard hard nylon wheel casters, Service Caster’s Series 02 urethane twin wheel casters will not mark, mar, or scuff wood, tile, or any other hard surface, resulting in excellent floor protection and an easy and quiet roll. Mounting options include a standard grip ring stem, to which a corner or side mount bracket can be attached, and the decorative die cast metal comes in a flat black finish, adding a subtle but compelling look to the fixture to which it is paired. Service Caster is unsurpassed in quality, reliability, and excellent customer service. Count on us to move you forward.