Sliding Door Tandem Roller, Door Hardware Locks Patio Doors 1-1/4 Inch Heavy Duty Wheels Roller Replacement Sliding Glass Doors Tandem Wheels High Capacity for Slid Glass Screen

["Standard Size：Each roller measures 10.8×4cm / 4.25×1.57in, with 8mm width and 32mm diameter wheels. Standard spec fits perfectly to replace worn-out tandem rollers for sliding patio doors.","Heavy-Duty Load Bearing：Designed with premium radial ball bearings and dual roller structure. Offers great weight capacity, letting heavy glass doors slide smoothly and quietly without jamming.","Premium Construction：Adopts high-quality zinc alloy with galvanized surface finish. Rust-resistant and solid enough for humid patio and bathroom use, ensuring long service life.","Effortless Installation：No complicated tools required. Directly remove the old roller assembly and install the new one. Replacing keeps your door sliding in optimal condition.","Wide Compatibility：Works with most sliding glass doors, aluminum or vinyl patio doors, wardrobe doors, screen doors and windows. Ideal replacement parts to restore smooth door sliding performance."]