2040 Profile (Left and RIght) Base Mounting Screws (4-EA)
M5 x 0.8mm x 45mm Socket Head Cap Screws, Fully-Threaded
Diameter: 5mm
Pitch: 0.8 Coarse Thread
Length: 45mm
Hex (Allen) Key size: 4mm
Head Height: 5mm
Head Diameter: 8.5mm
DIN 912 / ISO 4762 Full Thread
Material: Class 12.9 Steel
Finish: Black Oxide
An example of where this is used on an Ender 3-series printer is 2-each attaching the 2040 profile pieces (2) to the 4040 base. Two on each side. NOTE: The Creality version has an attached washer and these do not.