does this look familiar

[spike13]

just finished putting in Hagon shock when i pulled the lift out this nut fell off the lift looks to be m12 about a quarter inch thick looked all over cannot find a missing nut on the bike she rides fine and everything seems to be working thanks for any help

[spike13]

retaining nut for air valve on oem shock doh i was sweating bullets

[Guest]

I have plenty of bolts that I find after I button up whatever I was fixing on the bike. Pretty soon ill have enough left over to make another bike.........

[bongobobny]

Yup! pretty much looked like some kind of locking nut...