For extra security, there is a lock ring to ensure the camera is properly attached.
From the thenewstribune.com
With a fixed-gear bike, the gear connecting the rear wheel and pedals is threaded onto the hub and secured with a lock ring.
From the inrich.com
That's right, add a lock ring, D-ring or any other kind of ring on one glove, hook it to the other and then hook them both to your tool's storage box or wherever you want to keep your gloves handy.
From the dailyherald.com
From 1951 on, a cone clutch did the same thing when oil pressure was up, and a spring-loaded parking pawl was allowed to lock the same ring gear in the absence of oil pressure.
From the en.wikipedia.org
From 1939-1950, the reverse anchor was used to lock the reverse unit ring gear from turning by engaging external teeth machined into that ring gear.
From the en.wikipedia.org
If the ring is closed, the lock is jammed.
From the sciencedaily.com
Besides the poems and plays, letters and speeches are his tax returns, a lock of his grey hair, his signet ring and his spectacles.
From the economist.com
Curiously, this fragment crystallized as an open ring, like a lock washer, whereas the biologically active form of the helicase more closely resembles a flat washer.
From the sciencedaily.com
Abyss had Angle in Angle's ankle lock maneuver, when Judas Mesias appeared, coming out through the ring and attacking Abyss.