Clients who like an industrial or loft-style look may be interested in Crowder’s Round Track sliding-door hardware. The exposed stainless steel bar and concave wheels are capable of supporting as much as 400 pounds. Thanks to precision-ground ball bearings, the wheels roll smoothly and silently, says the maker. The hardware needed for a 3/0 door costs about $2,000, and for a 4/0 door, about $2,300. K.N. Crowder Mfg., 800/567-0123,

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