3 standard most popular size to choose, for thick and thin rimless frame lens assemblies.
For rimless eyeglasses prescription and reading eye lens frame assemblies requiring dual shaft sleeves
This type of dual sleeve bushing has one hole on head of sleeves, can tighten up snug to lenses well.
Standard Clear Color Plastic Bushings
Size:(A)1.4mm x 7mm x 0.8mm; (B)1.5mm x 7mm x 0.8mm; (C)1.6mm x 7mm x 0.8mm
1000 Pieces Rimless Eyeglass Frames Stopper