Models Delrin OpenBuilds Idler Pulley Wheel 0 77 0 C-Beam End Mount Plate 9 346 1 2020 Aluminium Extrusion Profile 90 Degree Connector Plate 0 63 0 8mm Internal Diameter Shaft Collar - Lock Collar 3 426 0 2020 Aluminium Extrusion Profile Corner Connector Cube Bracket 9 665 0 SK LINEAR SUPPORT SK8 SK10 SK12 SK16 SK20 SK25 12 1104 0