Top 4mm Ball Bearing

16 Pack 4 Colors Fidget Spinner Bearing and Cap Replacement Set, Chrome Steel Bearing Balls, High Speed 13mmx7mmx4mm Bearings Single Sealed Small Bearings for Fidget Spinner

  • 【16PCS Bearings + Caps Set】 Includes 16x MR137 precision high-speed ball bearings with blue plastic seals and 16 pairs of ball bearing caps in four bright colors (diameter: approx. 2.1cm). MR137 Steel Ball Bearing size: I.D. (inner diameter) =7mm, O.D. (outer diameter) = 13mm, Thickness: 4mm..
  • 【Premium Quality】 The bearings are made of high-quality stainless steel and plastic for durability and deformation resistance under heavy loads. Inner and outer races are machine polished for smooth, high-speed rolling. This bearing provides higher speeds, precision, and durability, reducing replacement and maintenance costs..
  • 【Radial Ball Bearings】 MR137 bearings are sealed on one side to protect the equipment against contaminants such as dust and water and retain lubrication. Stainless steel races ensure durability and corrosion resistance. Single row radial ball bearings support applications with radial and axial loads..
  • 【Wide Application】 Caps made with ABS plastic are lightweight and durable, compatible with MR137 bearings. With easy-to-install components, this bearing is perfect for a wide variety of applications, including fidget spinners, skateboards and other DIY projects. Use as replacement when the original caps and bearings are lost or ....
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10 PCS Stainless Steel Roller Ball Transfer Bearing, FERCAISH Universal Rotation Ball Casters Round Ball Transfer Units for Transmission Roller Stand Roller Stand

  • Package Content: 8 x Nylon Roller Ball Transfer Bearings Flange Mounted 1/2 Inch + Screws..
  • Dimension: Roller Ball Diameter: 1/2 inch. Total Size: 48*32*20mm/ 1.89*1.26*0.79 inch (L*W*H). Mounting Hole Dia: 4mm/0.157"..
  • Material: Made of high quality carbon steel, good wear resistance, not easy to wear. Each ball transfer bearing with a load capacity of 22 lbs..
  • Application: Only use for bearing side up, not for use as castor wheels. Used in conveyor lines installing, transmission system, processing system, workbench, etc..
  • Quality After Sale Service: Satisfying customers is BokWin's top priority. If you do not 100% satisfied with our products or if you have any questions, you can contact us anytime. BokWin would solve all the problems to your satisfaction. Free Replacement or Refund within 90 days..
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624ZZ Ball Bearing 4mm x 13mm x 5mm Double Shielded 624-2Z 80024 Deep Groove Ball Bearings for Lawn Mower, Wheelbarrows, Carts, Hand Trucks, Skateboards, Inline Skates, etc (20 PCS)

  • [12 sizes of bearing balls] The precision steel bearing ball classification kit contains 12 sizes: 1mm2mm2.5mm3mm3.5mm4mm4.5mm5mm5.5mm6mm7mm8mm, total 590pcs, and packed in a plastic box, they are easy to distinguish..
  • [Product function]: These bearing balls are installed between the inner ring and the outer ring to reduce friction when the bearing rotates. Will reduce the damage to the machine and extend the service life..
  • [Performance] The surface is coated with a small amount of grease to improve lubrication and prevent corrosion and rust. It is suitable for humid environments. The heat treatment process makes the bearing ball very strong, not easily deformed for a long time and can withstand voltage..
  • [High-quality material] It is made of high-quality 304 stainless steel, high-precision machine, corrosion-resistant, high-precision, high-hardness, smooth and burr-free..
  • [Wide application] Widely used in motorcycles, bicycles, casters, household furniture, door locks, drawer slides and many other applications..
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Cutting Tool Bearing 472.5 Mm 10PCS High Precision Ball Bearings bit Repair Parts

  • Low friction and little noise or vibration.
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TMP1105 Precision Deep Groove Ball Bearings POM Bearing 693 694 695 696 697 698 699 Glass Balls Nylon Cage Plastic Ball Bearings 5PCS Size POM695 5x13x4mm

  • Model Number: POM693 POM694 POM695 POM696 POM697 POM698 POM699.
  • Torque Capacity: 3*8*3mm 4*11*4mm 5*13*4mm 6*15*5mm 7*17*5mm 8*19*6mm 9*20*6mm.
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Donepart 684ZZ Small Bearings 4mm x 9mm x 4mm Double Shielded and Pre-Lubricated Deep Groove Ball Bearing (20 Pcs)

  • Low noise. High speed. High temperature resistance. Resistance to high load. Suitable for kinds of applications..
  • Bearing made from 100% Chrome Steel(not low carbon steel) for durability and resistance..
  • Single-row, pre-lubricated, normal accuracy..
  • Miniature Deep Groove Ball Bearing suitable for all kinds of industrial equipment, micro motor,small rotary motor,office equipment and so on..
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uxcell F5-10M Thrust Ball Bearings 5mm x 10mm x 4mm Chrome Steel Single Direction 10pcs

  • [SIZE] - Bore Diameter=5mm, Outer Diameter=10mm, Thickness=4mm.
  • [MATERIAL] - Made of Chrome Steel(AISI 52100), have great wear-resistant, high temperature resistance and high hardness.
  • [CAPABILITY] - Dynamic Load Rating (Cr): 0.72kN.
  • Limiting Speed (Grease): 5100rpm, designed for low speed operation and axial loads only.
  • [APPLICATION] - Can be used for oven turntable, jack, pump, rotating applications, machine tools, automobiles, ect..
  • [FEATURES] - The separable components of thrust ball bearings are interchangeable. Low noise and long service life, easy to maintain. Keep the bearing working environment clean and bearing lubricated in time.
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bayite 4 Pack 1\ Low Profile Casters Wheels Soft Rubber Swivel Caster with 360 Degree Top Plate 100 lb Total Capacity for Set of 4 (2 with Brakes & 2 Without)

  • Includes 4 casters (2 casters with brakes& 2 without) and 16 pcs screws. Rotate 360 degrees. The wheel brake ONLY locks the wheel.
  • Capacity 25LB per wheel, Total 100LB. Bearing: Single ball bearings.
  • Plate Size: 1.5" (38mm) x 1.3" (33mm). Mounting hole diameter: 0.15''(4mm). Screw Size: 4mm (diameter) × 16mm (length).
  • 1" Diameter TPE Wheels. Super Silent & Sturdy. Soft and non-skid wheels won't leave marks on flooring.
  • Wide range of uses: Commonly used for small projects and movable furniture including dressers, crates, under bed storage , shoe bins, toy bins, cabinets, bookshelves, easel, etc.
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20pcs MR126ZZ 6mmx12mmx4mm Double Shielded Pre-Lubricated Miniature Deep Groove Ball Bearings for Skateboard, Micro Motor, 3D Printer, Office Equipment, etc (20 PCS)

  • SIZE: MR126ZZ (Inner Dia.=6mm, Outer Dia.=12mm, Thickness=4mm).
  • APPLICATION: Widely used in the industrial machine, motorcycle, automobile, power tools, and mechanical equipment and other kinds of field, such as hand piece, hobby, RC helicopters, RC planes, RC trucks, RC cars, beam ball bearing etc..
  • FEATURES: Low frictional and irregular torque ensure highly efficient power transmission and smooth rotating performance, and less vibration and noise..
  • FUNCTION: Mainly take the radial load as well as moderate axial load..
  • MTERIAL: Made of high-quality bearing steel for durability and resistance, high-temperature resistance, shields on both sides of the bearing to keep dust out, and Preserve grease and prevent impurities from entering..
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Yomega Xodus II YoYo– Includes Roller Bearing Technology Rubber Rims and Wing Shape Design – Professional Responsive YoYos Intermediate Level Play Black

  • THE YOMEGA XODUS II Yoyo: A responsive ball bearing Yo Yo, features rubber rims and wing shaped body design. Good for kids & beginner to play....
  • STRING TRICKS: Super long spin times help develop your yo-yo skills. Rock-the-baby and walk the dog, in no time!.
  • WING SHAPE DESIGN and wide string gaps, with over-sized Rubber Rims for a better grip and added durability. Makes it perfect for Offstring yo-yo....
  • XODUS II ANATOMY: Roller Bearing Size: 5x10x4mm, Weight: 76-86 grams, Width/Diameter: 41/67mm.
  • 9 MONTHS WARRANTY! To activate your warranty follow instructions inside your yoyo package or feel free to contact us..
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8 Pack Casters 1.5 Inch, Dual Locking Caster Wheels Set of 8, Heavy Duty Wheels for Furniture Casters, Swivel Plate Casters with Brake, No Noise Polyurethane Wheels Black, with 32 Screws

  • Includes 4 casters (2 casters with brakes& 2 without) and 16 pcs screws. Rotate 360 degrees. The wheel brake ONLY locks the wheel.
  • Capacity 25LB per wheel, Total 100LB. Bearing: Single ball bearings.
  • Plate Size: 1.5″ (38mm) x 1.3″ (33mm). Mounting hole diameter: 0.15”(4mm). Screw Size: 4mm (diameter) × 16mm (length).
  • 1″ Diameter TPE Wheels. Super Silent & Sturdy. Soft and non-skid wheels won’t leave marks on flooring.
  • Wide range of uses: Commonly used for small projects and movable furniture including dressers, crates, under bed storage , shoe bins, toy bins, cabinets, bookshelves, easel, etc.
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GBL 1' inch Small Caster Wheels with 2 Brakes + Screws - 90Lbs - Low Profile Castor Wheels with Brakes - Set of 4 No Floor Marks Silent Casters - Mini Wheels for Cart

  • SMALL AND STRONG：4 casters (2 casters with brakes& 2 without) and 16 pcs screws. Rotate 360 degrees. The wheel brake ONLY locks the wheel.
  • QUIET AND STURDY：25LB per wheel, Total 100LB. Bearing: Single ball bearings.
  • FLOOR FRIENDLY：Plate Size: 1.5″ (38mm) x 1.3″ (33mm). Mounting hole diameter: 0.15”(4mm). Screw Size: 4mm (diameter) × 16mm (length).
  • UNIVERSAL USE：Wide range of uses: Commonly used for small projects and movable furniture including dressers, crates, under bed storage , shoe bins, toy bins, cabinets, bookshelves, easel.
  • 100% LIFETIME GUARANTEE：If you are not satisfied, extremely quiet and the smoothest rolling wheels you have ever used, we’ll give you a 100% refund within 90 days of purchase..
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