Amazon.com: 80/20 Inc., 40-8080, 40 Series 80mm x 80mm Extrusion x 610mm : Industrial & Scientific
TSLOTS by Futura Industries - Metric Aluminum Extrusion - 80mm x 160mm T-Slotted Extrusion
Amazon.com: 15pcs 4040 Series Sliding T Nuts Metric M5 Thread Slide in Hammer Head T-Nut for Standard 8mm T-Slot Aluminum Extrusion Profile (4040 Series M5) : Industrial & Scientific
Amazon.com: 80/20 Inc., 25-5050, 25 Series 50mm x 50mm Extrusion x 1220mm : Industrial & Scientific
TSLOTS by Futura Industries - Metric Aluminum Extrusion - 40mm x 80mm Lite Bi Slot Adjacent T-Slotted Extrusion
TSLOTS by Futura Industries - Metric Aluminum Extrusion - 40mm x 45 Degree Bi Slot T-Slotted Extrusion
Amazon.com: boeray 16pcs 3030 Series Inner L Bracket for Metric European Standard Aluminum Extrusion Profile Slot 8mm- Interior Joint, 16 L Joint + 32 Set Screws + 2 Wrench Tools : Industrial & Scientific