National Hardware V522 Series N351-015 Spring Hinge, 4 in, Steel, Oil-Rubbed Bronze, 37 lb. Manufactured with cold-rolled steel. Closing speed is adjustable. Fits standard hinge cutout. Tension is adjustable. Hinge is UL approved for fire doors. Safe working load 37 lb. Visual-pack.
| Weight Capacity | : | 37 lb |
| Material | : | Steel |
| Finish | : | Oil-Rubbed Bronze |
| Dimensions | : | 4 in L |
| Number of Mounting Holes | : | 8 |