crwdns2936637:0crwdne2936637:0 crwdns2853008:0crwdne2853008:0 crwdns2918746:0crwdne2918746:0

crwdns2933803:026crwdne2933803:0

crwdns2933797:0IrkedScientistcrwdnd2933797:0crwdne2933797:0

crwdns2936043:0crwdne2936043:0 crwdns2933505:0crwdne2933505:0 IrkedScientist

crwdns2933769:0crwdne2933769:0
crwdns2933771:0crwdne2933771:0
crwdns2933801:0crwdne2933801:0

crwdns2933807:0crwdne2933807:0

[* black] Drop on the black plastic ring and rubber ring . The rubber ring should nestle nicely into the plastic ring.
-[* black] Drop on the rotor ring with the shiny side up. The shiny side is magnetized and forms half of the focus motor.
+[* black] Drop on the rotor ring with the shiny side down. The rotor is the moving part of the ultrasonic wave motor.