🔧 Upgrade Your Slide Game! Perfectly sized at 3.13 x 0.75 x 1.09 inches to fit your needs. Constructed from robust stamped steel for long-lasting performance. Experience seamless sliding with precision ball bearing rollers. Compatible with standard patio sliding doors for hassle-free replacement. Features both 1/4-20 and optional 10-32 threaded holes for flexible installation. 1/4-20 threaded hole 1-1/2" diameter rollers Stamped steel construction The Prime-Line D 1754 Steel Ball Bearing Sliding Door Tandem Roller Assembly is designed to replace damaged or missing rollers in patio sliding glass doors. With a durable stamped steel construction and precision ball bearing rollers, this assembly ensures smooth operation and easy installation. Measuring 3.13 x 0.75 x 1.09 inches, it fits seamlessly into your existing setup, making it a must-have for any home improvement enthusiast.