McKinney Sagless Double Acting Gate Spring Pivot Hinge - 4007RB/4007MRB Recommended for use on wood and metal gates. The gate Spring Pivot Hinge has an exterior tension adjustment which can be adjusted after hinge is applied.The Anti-friction bearing carries the weight of the gate and an anti-friction bearing in the top socket reduces friction and wear Spring is large enough for heavy duty conditions but the adjustable tension makes it equally suited for light gates The 4007 RB Series attachments are applied to the surface of the frame and the box is applied to the bottom surface of the gate. However, in the 4007MRB Series, the box is mortised into the bottom of the gate Specify MRB for mortised box and reversed brackets;specify RB for reverse brackets only Before ordering, please note clearances in chart Anti-Friction Bearings Furnished painted or in plated finish Specification 4007RB/4007MRB Catalog Page Close Specifications Close Related Templates 395 for 4007RB double acting spring pivot hinge400 for 4007MRB double acting spring pivot hinge Interested in this product? Contact us to order Related products McKinney Light Weight Double Acting Gravity Pivot Hinge - 8007/H8007