81261 · 4x16mm BHCS

To scale, from the generic size M4x16 button head screw, hex socket; head and socket sizes from ISO 7380-1.

Equivalent to

Generic spec	Match	Standards	Source
M4x16 button head screw, hex socket	functional	ISO 7380-1	Geometry parsed from the manufacturer's description; the standard is not cited by the brand

Year	Release	Role
unknown	Team Associated Rival MT8 RTR	in the box
unknown	Team Associated Rival MT8 Teal Ready-To-Run	in the box

Compatibility according to the manufacturer's parts lists; see each release for the source document.