Inside Corner Bracket Gusset, 28mm x 28mm for 2020 Series Aluminum Extrusion Profile with Slot 6mm, 25 Pcs (Black) Speaker Dust Caps which can firmly grasp the

which can firmly grasp the board

Thread Diameter:1/4"

metal handle increase power turning and provide firm grip

etc hard wall

Inside Corner Bracket Gusset, 28mm x 28mm for 2020 Series Aluminum Extrusion Profile with Slot 6mm, 25 Pcs (Black) Speaker Dust Caps which can firmly grasp theSuitable for 2020 series aluminum profiles. Major components are made of aluminium alloy, which is firm and durable. The L shape corner bracket used for setting up a right angle connection of the two aluminum profiles, insert the two ends of the L bracket into the groove of the profile, and tighten the set screw to fix the two profiles. Built in connection with beautiful and simple features. Widely used for building industrial aluminum frame