Arealer 12+1BB 13Ball Bearings Left/Right Interchangeable LJ9000

124213 Non-standard Ball Bearings 12*42*13 mm ( 1 PC ) Inner Diameter 12mm Non Standard Bearing - AliExpress

9+1BB Ball Bearings Left/Right Interchangeable Collapsible Handle Fishing Spinning Reel SW60 5.2:1

12mm ID Linear Ball Bearing (21mm OD, 30mm Length) - 2 Pack - ServoCity®

AB.12992 SNR Deep groove ball bearing HPP Lucas ( 22,31 x 68,52 x 9 mm )

9+1BB Ball Bearings Left/Right Interchangeable Collapsible Handle Fishing Spinning Reel SW60 5.2:1

Styles: Standard Type ( Code: SBR UU ), Lengthened Type ( Code: SBR LUU ). Bore 12/20/30/40/50 mm Open Linear Motion Ball Bearing Pillow Block Slider

HQ SBR 12 20 30 40 50 UU LUU Bore Open Linear Motion Ball Bearing Blocks Slider

PEER Bearing LRCR-12 - Motion

Inch Open Linear Ball Bearing with self-alignment

uxcell LM12UUOP Linear Ball Bearings Open Type, 12mm Bore Dia, 21mm OD, 30mm Length (Pack of 4): : Industrial & Scientific