Securing and stabilizing DIY projects is an important step in building something that can withstand a lifetime of use. Additionally, the Weatherguard (TM) Protection coating withstands harsh weather conditions and protects the hardware from premature failure. Since 1901, National Hardware has provided high-quality builder's hardware that meets and exceeds the needs of discerning customers and consumers alike. Used in interior applications for closets. Kit Contains, 1-Track with Two Track Sockets, 2-Bottom Pivots, 2-Top Pivots, 2-Jamb Brackets, 2-Top Roller Guides, 1- Snugger, 2-Wood Knobs, 6-Bi-fold Non-Mortise Hinges, 1-Set Door Aligners, Necessary Fasteners. Track is less than opening to reduce need to cut track National Hardware 19-Piece Bifold Closet Door Hardware Kit fits 60-in Door Opening | N343-731