accuracy engineered with compact dimensions ( 1.125 " H×0.75 " W×0.813 " D), these sliding door rollers provide stable alignment without interfering with door movement, featuring pre drilled holes for effortless door frame installation Ideal for enthusiasts and homeowners seeking easy upgrades, these modest glides require not specializes tools for replacing worn out sliding door hardware in residential or light commercial spaces Crafted from, wear resistant polymer, these 20pcs door track guides secure smooth sliding motion, noise reduction, and deformation resistance for long lasting pocket door hardware Perfectly supports interior barn doors, closet partitions, and space saving room dividers, maintaining quiet operate in bedrooms, offices, or studio apartments where quiet sliding mechanisms are essential Each pocket door hardware set includes erosion resistant 0.58 " screws for secure mounting, ensuring stable weight distribution across door frames while cracks or loosening over years of daily use, Manufacturer: PLCPDM