6 Black Alloy Class 10.9 Bolts: Size 5mm X 16mm

6 Black Alloy Class 10.9 Bolts: Size 5mm X 16mm

Alloy steel, quenched and tempered, Class 10.9.
For bolting on Sprockets or a mix of sprockets and spacers that is 6.4mm or .25inch ,
1/4 of an inch thick.

Button Head Allen bolts use 3mm hex wrench.
5mm for DISC hubs.

Mechanical Properties
830 (MPa) Proof Load
940 (MPa) Min. Yield Strength
1040(MPa) Min. Tensile Strength

Important instructions (warning):
Use thread locking glue on all screws including the 6 holding a rotor,
and the 6 holding the sprocket. Be sure to use Loctite Threadlocker Red 271 High Strength,
or equivalent glue.