4pcs Hydraulic 5/8 Radius Interior Door Hinges | Fire Rated | 4x4 | 8ft | 330 lbs | 1 3/8” - 1 3/4” Thick | SS304 | Zigzag | K51M-400Z-B4-58R

If you need anti slam door hinges that control speed, eliminate hard impact, and stay compliant under daily commercial use, these hydraulic hinges for doors gives you the adjutable tension and no overhead hardware. Waterson anti slam hinges function as door closure hinges with a hydraulic damper, giving you predictable closing performance for interior 4x4 full-mortise doors up to 330 lbs. TALK TO SALES FIRST - NON REFUNDABLE DESCRIPTION DETAILS SPECIFICATIONS VIDEO Applications Bedroom Door Bathroom Door Front Door Garage Door Residential Door Interior Use  Zigzag Screw Pattern Product Description and Features Apply for door open ≤ 120°  Fully adjustable closing force and speed according to environment needs Numerical adjustment panel on hinge end to set up precise tension Include both mechanical and hydraulic mechanism supporting quiet close needs Aesthetically pleasing compared to door closers -- without obtrusive arm Installation Kits   Both machined #12-24 UNC ½”L