Replacement shower door roller with 19mm wheel diameter. This shower door roller is easy to make slide movement and is designed for use with 4-8 mm glass doors. The construction of the shower door roller brass and ABS.Description:Easy Glide replacement shower door rollerSuitable for most shower enclosures， shower cabins and steam cabin housingDesigned to fit 4-8 mm glassMaterial: brass and ABSPackage includes:10x Shower Door Roller