Inner Diameter - 3.175mm

Deep groove ball bearing 1/8 ID, 3/8 OD, 5/32 thick, shielded chrome steel, 10 pack for smooth rotation and long life in machines, motors, and power tools; seals lubricant and resists contaminants, delivering reliable performance for hobbyists and

SFR2-5ZZ Flanged Hybrid Ceramic Si3N4 Bearing 1/8" x 5/16" x 0.14"inch