[Amazing Design]:The 2X4 joist hangers are intended to give an association between brackets/rafters and the top plate of the wall to oppose high-wind/seismic powers. Effectively and really fabricate a protected deck, house lift, pergola, barn project or rooftop by having this pack of typhoon ties.Creating a stronger, long-lasting joist-to-header connection. [Premium Quality Materials]:Hurricane ties for rafters using sturdy, great metal that has been galvanized for extra corrosion resistance, these hurricane ties provide long-lasting joist-to-header connection, rust proof and dependable. [Features]Hurricane clips for rafters for nominal lumber 2 x 4 can soppose lateral and uplift loads and are perfect for joists and rafters together. Can endure 850 lbs of elevate support. [Easy DIY Installation]This joist hanger creativity has increased speed prongs to temporarily position and secure the connector and then just put the rafter ties on the joists or rafters that should be fixed and drive in the screws, and the establishment is finished. Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you Material: steel colour: silver Package Contents: 10 x joist hangers Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.