The Barton Kramer 10052 Patio Door Roller is the perfect solution to make your Security Sliding Glass Door feel like new. It features a durable aluminum housing that won't corrode and a 1-1/2" nylon wheel that will roll smoothly on the track for effortless operation. Guaranteed to fit doors from Security aluminum and Tracy co window company, this Patio Door Roller is perfect for keeping your home secure in style.