Dynaroll is a manufacturer of metric precision ball bearings.  Bore ranges from 1mm to 9mm / OD from 3mm to 7mm are available.  Types include standard and flanged open, and standard and flanged shielded.

Impact Bearing is a manufacturer of a metric series of miniature bearings.  These are are single row ball bearings and are available from 1 mm to 10-mm bore sizes. The construction of these bearings enables them to carry moderate radial and thrust loads at low operating torque and provide high performance. The metric series ball bearings are available in stainless steel and chrome steel, and come in open sealed and shielded configurations.

Pacific International Bearing, Inc. is a manufacturer of a complete line of miniature bearings with a variety of seal, retainer and material options.  Bearings are available in stainless steel, chrome and Chromex 40, which is a highly-alloyed steel with increased resistance to fatigue and corrosion.

VXB is a manufacturer of metric and inch miniature ball bearings.  Bore sizes range from 1mm to over 32mm inner diameter. Miniature bearings are typically used in miniature RC, fishing reel, miniature slot car and many other applications. Miniature bearings are offered in carbon steel, chrome steel or stainless steel.

NMB is a manufacturer of miniature precision ball bearings.  These bearings are machined components that include an outer and inner ring, balls, retainers, shields and snap rings.  Available in inch and metric sizes, open or shielded, and flanged or unflanged.