You could always try your local hardware store for small quantity eyelets. They should be able to help you find the right size. Not sure, but perhaps if you have a Tandy Leather they might have a few for some of their leather kits and belts they sell...
Just a couple ideas.
It's time for my nap...where's my hammock?
Gen 4: G22, G27; Gen 3: G23, G26, G30s
J-Frames: Model 60 and M&P 340; S&W Bodyguard 380 x2; Ruger LC9 with Laserguard