4pcs 2020 2040 L Shape Black Silver Corner Brackets Fitting Angle Aluminum 3030 3060 4040 Connector for Aluminium Profile Rail

excluding bolts and nuts.

6063-T5 aluminum material

The specifications of matching bolts and nuts are recommended as follows:

European standard 2020-2 hole: T-nut 20M5 + semicircle head M5*8

National standard 2020-2 hole: M4 square mother (7 opposite sides) + semicircle head M4*8

European standard 3030-2 hole: T-nut 30M6 + semi-circle head M6*12
National standard 3030-2 hole: M6 shrapnel nut + semicircle head M6*12

National standard/European standard 4040-2 hole: 40M8 shrapnel nut + semi-circle head M8*16

European standard 6060-4 hole: T-nut 30M6 + semicircle head M6*12

National standard 6060-4 hole: M6 shrapnel nut + semi-circle head M6*12

National standard/European standard 8080-4 hole: shrapnel nut 40M8 + semicircle head M8*16

Include:

4pcs/pack  Sliver or Black