This item cannot be shipped to the following state(s): GU,PR,VI
A deluxe residential grade bi-fold hardware system. Top hung hardware allow doors to hang naturally. Automatic top of door spacing eliminates gaps. Smooth nonbinding operation. Steel or aluminum track with positive pivot lock. Surface mounted pivots and guides (no hole drilling). Four way adjustable bottom pivot bracket, shock absorbing hinges self locate and automatically align doors. 14 16 gauge zinc dichromate plated steel parts.