Simpson Trex Composite Deck Screw Plug, Lava Rock, Pkg 375 Self-Drilling Screws but can be modified to

but can be modified to 16

The Strong-Tie HUC68Z concealed flange hanger features a G185 ZMAX galvanized finish for added corrosion resistance and requires the use of hot-dip galvanized fasteners which meet the specifications of ASTM A153

self-drilling anchor designed to suspend 1/4" threaded rods horizontally from steel beams or joists

Transition Threads: Designed with a smooth transition from fine to coarse threads

Simpson Trex Composite Deck Screw Plug, Lava Rock, Pkg 375 Self-Drilling Screws but can be modified toHide the visible screws holding your Trex composite decking with these deck screw plugs. These plugs are made out of the same material as your decking so the color and texture match perfectly. These are designed for use with Simpson Strong Tie DCU composite deck screws and the Auto Set driver bit for a complete hidden deck fasteners system.