Ultra-smooth 3×10×4 mm ceramic micro casting bearing ABEC-7 rated for maximum speed and corrosion resistance in spinning and baitcasting reels.

Engineered for accuracy and endurance, this 3×10×4 mm micro casting bearing combines 440C stainless-steel rings with Si₃N₄ ceramic balls for exceptional speed and strength. Its self-lubricating, oil-free design reduces friction and prevents rust even in saltwater use. Rated ABEC-7, it delivers high-precision rotation, minimal noise, and consistent casting distance for serious anglers who demand smooth performance and durability in any condition.

SPECIFICATIONS

• Brand: FUSHIPRO

• Model: 623-MF

• Material: 440C stainless-steel rings + Si₃N₄ ceramic balls

• Dimensions: 3 × 10 × 4 mm

• Weight: 0.85 g

• Precision Grade: ABEC-7 / ISO Equivalent

• Type: Micro casting bearing for reel applications

• Corrosion Resistance: High (seawater safe)

• Lubrication: Self-lubricating, oil-free design

• Use: Spinning and baitcasting reels, road bicycles, and precision mechanisms

Built for maximum rotation speed and casting distance, the FUSHIPRO 623-MF bearing offers the ideal upgrade for anglers who want quiet, efficient, and maintenance-free performance in both fresh and salt water.