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🚨 LOOT DEAL
NiArt Fidget Spinner Toy DIY Bearing with Caps Set 22-Pack, MR137 0.5" Single-Sealed Chrome Steel Bearing Balls Replacement High Speed 13mmx7mmx4mm Epoxy Resin Casting Craft Skateboard Stress Reliever
✅ In stock
⭐ Lowest price we've tracked
📉 Price recently dropped
A
Grade
Analysis Confidence
73%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 25, 2026 3:11 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
🔥 Great Deal- 🔥Verdict: Great Deal. Strong buy. Price is significantly below its historical average.
- 💰At 15% off its standard going rate, this offer delivers clear value for the money.
- 🏷️The listed retail price is trimmed by 11% at checkout.
- 📉Our analysis places this at the most competitive price point we have ever tracked for this product — an exceptional moment to buy.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
22.42/28
Recent Value
22/22
Market Standing
17.65/20
Deal Strength
20/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
Attom Tech
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓✅【Package Contents】This package includes 22pcs MR137 precision high-speed ball bearings with blue plastic seals and 22 pairs of ball bearing caps in white color (diameter: approx. 2.1cm). MR137 steel ball bearing size: I.D. (Inner Diameter): 7mm, O.D. (Outer Diameter): 13mm, Thickness: 4mm.
✓✅【Premium Quality】The bearing is made of high-quality stainless steel and plastic for durability and resistance to deformation under heavy loads. The inner and outer races are machine-polished for smooth, high-speed rolling. This bearing provides higher speed, precision and durability, reducing replacement and maintenance costs.
✓✅【Radial Ball Bearing】The MR137 bearing is sealed on one side to keep contaminants such as dust and water from entering the equipment and keep it lubricated. Stainless-steel races ensure durability and corrosion resistance. The single-row radial ball bearing is suitable for applications with radial and axial loads.
✓✅【Spinner Cap & Wide Application】The ABS plastic caps are lightweight, durable and compatible with MR137 bearings. With components that are easy to install and unload, this bearing set can be used in a wide variety of applications. Perfect for DIY projects such as fidget spinners and replacement parts in case your original cap or bearing is lost.
✓⚠️【Trouble-Shooter】If you encounter any issues while using this product, please contact us at any time. We guarantee a 24-hour resolution for all your concerns.
⚙️ Specifications
2.5 x 2.5 x 0.5 inches
Resin Casting Molds
B0CKNZZP1M
4.3
See Top 100 in Arts, Crafts & Sewing
3.84 ounces
Attom Tech
Resin Casting Molds
Product Dimensions
2.5 x 2.5 x 0.5 inches
Item model number
Resin Casting Molds
ASIN
B0CKNZZP1M
Customer Reviews
4.3
Best Sellers Rank
See Top 100 in Arts, Crafts & Sewing
Item Weight
0.11 kg
Manufacturer
Attom Tech
