Amazon.com: Boeray 10pcs 3030 L-Shape Interior Inside Corner Joint Bracket for Aluminum Extrusion Profile 30x30 Series T Slot 8mm with Screws Pack : Industrial & Scientific
Aluminium Profile 30x30 [8] 500 mm
Part Number | 30x30 Aluminum Extrusion - 6 Series, Base 30, 30/45/60 Degree Angled | MISUMI | MISUMI
Amazon.com: Odinest T Nuts Tee Sliding Slot Nuts 30 Series M6 Threaded Slide in Pre-Assembly for 30x30 Aluminum Extrusions Frame with Profile 3030 Sereis 8mm Slot for CNC Router Build Rail 3D
3030 Aluminum Profile 300mm 400mm 500mm 600mm Linear Rail 6.8mm Aluminum Profile Extrusion 30x30 Extruded Alum Eu Type - AliExpress