Anonymous posted an answer for this Nikon Nikkor 18-55mm f/3.5-5.6G ED AF-S DX (silver) Lens:
"This is a very common problem. It sometimes happens without cause, sometimes by tightening..."
Anonymous posted an answer for this Quantaray Tech-10 70-300mm f/4.0-5.6 Lens for Nikon:
"Check with your local Ritz Camera store, or find Ritz online. In the past they've been..."