Features: 1.Made of steel, this swivel plates are strong, sturdy, and reliable. 2. Full 360 degree rotation (non-returns) on pre-lubricated ball-bearings in a full round track. 3.Full ball bearings makes this swivel plate more durable. 4.These replacement ball bearing swivel plates are popular for bar stool, chair, table applications. 5. Note: Swivels are not meant to rotate freely when use individually and may be difficult to rotate before installation. This is normal to avoid too loose of a rotation when in use. Specification: Material: Heavy duty Steel Color: Black Shape: Square Plate Size available: 5/6/7/8 Inch Ball bearing: full ball bearing all the way around Package included: 1 x Bar Stool Swivel Plate includes: 1 x Bar Stool Swivel Plate