Truth Heavy Duty Stainless Steel 4 Bar Hinge, 90 Degree Stop (601 Series) C10529 This stainless steel piano hinge

This stainless steel piano hinge is stocked in a 72" length

Blum's Standard Duty Tandem Plus Blumotion full extension concealed drawer slides

Weight rating per three hinges: 75 lbs with a max

The center-to-center spacing for the narrowest two screw holes is 3-7/8"

Truth Heavy Duty Stainless Steel 4 Bar Hinge, 90 Degree Stop (601 Series) C10529 This stainless steel piano hingeHeavy Duty 4 Bar hinges are made for casement windows (not for awning windows). 601 Series, Truth brand hinge. They have the capability of producing 90 degrees of window opening. 4 Bar Hinges are designed to project the sash out as it pivots to avoid interference between a lipped vent and frame. They are non handed. Hinge is reversible, works on left opening and right opening casement windows. Made from non magnetic stainless steel arms and track with