European Standard Shrapnel Nut 20 series type M4 (pack of 4)

LM8UU Linear Bearing Dimensions: dia 8x15x24mm, 2 per pack

T-Nut (or T Nut) made for easy assembly of products that uses 20mm x 20mm V-slot aluminium extrusions.

Nozzle Silicone Brush 3D Printer Nozzle Cleaner 

606ZZ Double Shielded Deep Groove Ball Bearings 6mm x 17mm x 6mm 

LM6UU Linear Bearing Dimensions: dia 6x12x19mm, qty 2 per pack

Pack of 5, Inner hex hole. Grub screw

High performance synthetic lubricant for 3D printer lead screws (threaded rods) and small CNC machine tools