Weld-on brackets made of S235JR steel, raw—the interface between welded and bolted constructions. 25 designs ranging from 30 × 20 × 5 mm to 100 × 40 × 8 mm: with a round hole of Ø 7 or Ø 9 mm, with a slotted hole for alignment, with a rounded or square head, as a 90° angle bracket, and with a notch (R 21.2 mm) for round tubing with a diameter of Ø 42.4 mm. Also available: gate hinges for M16, M20, and M24.