10-Pack 1x3x1mm Mini Ball Bearing for Spinning Rings & Jewelry Inner Diameter - 3 15/16 inch (3.9375") Dimensions: 20mm x 32mm x

Dimensions: 20mm x 32mm x 7mm/Metric

1 1/4" Inner Diameter Bearing

R156ZZ Ball Bearings

🟢 Static load rating: 7

S608-2RS Stainless Steel Sealed Ball Bearing

10-Pack 1x3x1mm Mini Ball Bearing for Spinning Rings & Jewelry Inner Diameter - 3 15/16 inch (3.9375") Dimensions: 20mm x 32mm xS681 Stainless Steel Mini Ball Bearings 10 Pack 1mm x 3mm x 1mm Open Type Ideal for Jewelry & Micro Applications This 10 pack of S681 stainless steel ball bearings features a compact 1mm x 3mm x 1mm size and a full complement (no cage) design. Perfect for spinning rings, jewelry, and other miniature precision applications, these bearings offer ultra smooth performance and are built for durability in small scale systems. Size: 1mm inner x 3mm outer x