Features: high hardness, wear resistance, smooth surface. Hardness: up to HRC60 or more.
eBay
HAUT TON Exquisite Baitcasting Fishing Reel, 6.3:1 Gear Ratio, 5+1 Stainless-Steel Ball Bearings, 13.23Lbs Max Drag, Lightweight
Aliexpress UK
Chemical Type: Si3N4. They have a very high resistance to high temperature, wear, abrasion, and corrosion. Also, these balls are anti-magnetic and electrically insulating. Light Weight. High Precision.
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Rooblinos RX Spinning Reel 12kg Max Drag Fishing Reel, 9+1 Ball Bearings, 5.1:1 Gear Ratio Powerful Reel,JIT
Aliexpress UK
Size: 45mm. Grade 100 chromium aisi52100 hardened loose ball bearings are the most commonly used ball hardened to 60-67 rockwell scale, this grade of ball has excellent wear resistance, hardened all the way through and universally used by the ball and roller bearing industry.
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25-50Pcs Ball Bearing Fishing Swivels with Oval Split Rings Heavy Duty Stainless Steel Snap Swivel Connector
Aliexpress UK
Grade 100 chromium aisi52100 hardened loose ball bearings are the most commonly used ball hardened to 60-67 rockwell scale, this grade of ball has excellent wear resistance, hardened all the way through and universally used by the ball and roller bearing industry.
eBay
9KM 10PCS Ball Bearing Swivel Snap Duo-lock Snap Swivel Fishing Clip Swivel Line Connector Black Nickel for Saltwater Freshwater
Aliexpress UK
The product is a pack of 60 loose ball 4.75mm 3/16 " bearings designed for the front wheels of various types of bikes including cross bikes, cruisers, electric bikes, and mountain bikes. These bearings are made of steel and have a height. They are compatible with a range of bike types and provide smooth and reliable wheel performance for a seamless riding experience. Perfect for cyclists looking to replace or upgrade their bike's bearings for improved functionality and durability.
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KastKing Spartacus II Ultra Smooth Baitcasting Reel 8KG Max Drag 7+1 Ball Bearings 7.2:1 High Speed Gear Ratio Fishing Coil
Aliexpress UK
AISI-316 STAINLESS THROUGH HARDENED 26-40RC (NOT MAGNETIC). AISI-52100 STEEL THROUGH HARDENED 60-67RC (MAGNETIC). GRADE 100.
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DNDYUJU 10pcs Long 3 Ways Swivels Fishing Connectors Ball Bearing Rolling Swivel Fishhook Lure Line Fishing Accessories
Aliexpress UK
Grade 100 chromium aisi52100 hardened loose ball bearings are the most commonly used ball hardened to 60-67 rockwell scale, this grade of ball has excellent wear resistance, hardened all the way through and universally used by the ball and roller bearing industry.
eBay
KastKing MaxSteel Baitcasting Reel Magnetic Braking System 7.1:1 Gear Ratio 5+1 Ball Bearings 7KG Max Drag Fishing Coil
Aliexpress UK
Grade 316 Stainless Steel Ball bearings made from AISI 316 Stainless Steel with a hardness of 25 - 39 Rockwell Scale. Hardened stainless steel with good corrosion resistance to sea water, dilute nitric, sulphuric and acetic acids, photo chemicals, inks, bleaches, dyes etc.
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KastKing Centron & Summer One Way Clutch System Low Profile Spinning Reel 9+1 Ball Bearings Max Drag 8KG Carp Fishing Reel
Aliexpress UK