Abundance for Daily Use: purchase our pack of 60 garage door hinge quiet roller kits, enough for your daily use and replacement; It's an nice choice for maintaining your garage door roller and they can easily be shared with friends or family.<br> Measurement for Ideal Fit: our quiet roller kits come in precise dimensions; Inner diameter 11 mm, wall thickness 0.25 mm, and length 80 mm; The size of the roller shaft nut; Inner diameter 10.5 mm, outer diameter 22 mm; Please measure your door hinge size before purchasing to ensure its suitability for your garage door.<br> Noise Reduction: by installing our garage door hinges kit, you significantly reduce the squeaky noises; These kits buffer between the roller and hinge to avoid any unsettling noise, making your garage door operate smoothly and quietly.<br> Easy and Safe Installation: our garage door roller sleeve kit are very easy to install; Clean out dirt on the roller shaft prior to installation; In case of difficulty, you may cut into a C shape along the tube's length using scissors.<br> Adaptable with Most Hinges: our quiet garage door roller kits are nice for most garage door hinges, ensuring a snug fit; Pre-existing clean shaft rollers or rollers, our product accommodates all providing a reduced noise and smoother operation.<br> If the roller shaft is rusty or hard to install, we recommend you treat the roller shaft's surface. Alternatively, apply a thin layer of grease inside and outside the sleeve for easy and smooth installation.<br> Our garage door hinge quiet roller kits are the ideal choice for residential garage doors. Their compatibility with most hinges coupled with its easy installation make it a must-have for a quieter and smoother-operating garage door.<br> Size:<br> Quiet roller: inner diameter 11 mm, wall thickness 0.25 mm, and length 80 mm<br> Roller shaft nut: inner diameter 10.5 mm, outer diameter 22 mm<br> Notes:Small parts included, please keep them away from little kids to