Barton Kramer 457C Roller Assembly 1-1/2" D Mill Aluminum/Steel Mill (4-PACK) ALL ARE BRAND NEW! THE PACKAGES WERE OPENED AND INSPECTED. ALL ARE IN EXCELLENT CONDITION. The Barton Kramer 457C Roller Assembly is a direct replacement for Binning Pan American sliding glass doors, engineered for smooth, quiet operation and long-term durability. It features a 1-1/2-inch diameter steel wheel mounted in an extruded mill-finish aluminum housing, combining strength with corrosion resistance. The steel wheel ensures consistent rolling performance on aluminum tracks, while the lightweight aluminum frame reduces stress on door hardware. Sold in a 4-pack, this assembly includes all necessary mounting hardware for straightforward installation. Ideal for residential and light commercial sliding glass doors, it restores effortless glide to stiff or noisy doors and extends the life of aging patio door systems. Features - 1-1/2 inch steel wheel provides smooth, quiet rolling on standard tracks - Extruded aluminum housing offers lightweight durability and rust resistance - Mill finish blends with most sliding door frame colors - Direct replacement for Binning Pan American sliding glass door rollers - Includes all required mounting hardware for quick installation - Supports proper door alignment and weight distribution - Reduces friction and wear on door tracks over time - Compatible with standard roller mounting configurations - 4-pack allows full door servicing or spare parts storage - Carded packaging for easy handling and retail display Specifications - Brand Name: Barton Kramer - Model Name: Barton Kramer 457C - Part Number: 457C - Product Type: Sliding Door Roller Assembly - Material: Aluminum Housing / Steel Wheel - Finish: Mill - Wheel Diameter: 1.5 in - Item Weight: 0.300 lb per roller - Package Quantity: 4 - Packaging Type: Carded - Hardware Included: Yes - Application: Binning Pan American Sliding Glass Doors - Country of Origin: United States - UPC: 091198004574 - Global Trade Identification Number: 00091198004574 - Manufacturer: Four Points Inc. Product Application This roller assembly is installed by homeowners, handymen, and glaziers to repair or upgrade aging Binning Pan American sliding glass doors that have become difficult to open, noisy, or misaligned. Commonly used in patio doors leading to decks, balconies, or backyards, it ensures smooth operation by replacing worn or seized rollers that cause dragging or uneven movement. The steel wheel maintains consistent contact with the track, while the aluminum housing resists moisture and temperature changes in both indoor and covered outdoor environments. Ideal for seasonal maintenance or full door restoration, it delivers reliable performance with minimal effort?enhancing safety, convenience, and longevity of sliding door systems.