
ERASER CORE-07
USD 19.90 - 129.00
Price after 5% off
USD 18.90
✓ Includes vendor discount
Compare MUYI Eraser Core prices from multiple retailers, check stock availability, discounts, Reddit reviews, specifications, and historical pricing before you buy.
20 new fidgets tracked today · 15 Sept 2026 — see the full list

USD 19.90 - 129.00
Price after 5% off
USD 18.90
✓ Includes vendor discount

USD 29.00 - 169.00
⚠ $10 off available over USD 200.00 cart

USD 89.00 - 119.00
⚠ $10 off available over USD 200.00 cart

USD 99.00

USD 99.00 - 159.90
Price after 5% off
USD 94.05
✓ Includes vendor discount

USD 99.90 - 169.90
⚠ $10 off available over USD 200.00 cart

USD 109.00 - 179.00
⚠ $10 off available over USD 200.00 cart

USD 119.95 - 209.95
⚠ 5% discount available over USD 250.00 cart

USD 169.80 - 268.80

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Reddit Reviews of the Eraser Core EDC Mechanical Slider for Stress Relief · r/fidgettoys · 5 threads
Adjustability: Users appreciate the ability to fine-tune the toy for improved performance, such as loosening screws to enhance playability.
Build Quality: The materials, including G10 and brass, are generally praised for their high quality, contributing to a satisfying tactile experience.
Aesthetic Appeal: Many users find the design visually appealing and exciting.
Quality Control Issues: There are reports of inconsistencies in manufacturing, leading to problems like scratch marks and components that are either too tight or too loose.
Break-in Period: Some users note that the toy may feel too tight initially and requires a break-in period to function optimally.
Adjustment Requirement: While adjustability is a pro, it also raises concerns that the toy should perform well out of the box for its price.
Users describe the feel of the Eraser Core as satisfying once adjusted, with a smooth sliding action. However, the initial tightness can detract from the experience. The sound level is mentioned as potentially too noisy for some users.
Users have compared the Muyi Eraser Core to other fidget toys like the Choc, but many noted they couldn't definitively recommend it over others without personal experience.
"For the price I definitely think it should be perfect out of the box."
"I had to leave the screws so darn loose I felt it was going to fall apart."
"Mine felt fine out of the box but... it was soo hard to play with."
Compact Design: The MUYI Eraser Core is finger-sized and perfectly proportioned for discreet carry. Its compact dimensions make it easy to slide into a pocket or bag, ideal for everyday use.
Precision Sliding Mechanism: Equipped with precision rails and a dual-layer slider, the Eraser Core offers an ultra-smooth glide and distinct tactile feedback. Users can enjoy segmented mechanical clicks across three different modes.
Tritium Tube Compatibility: The grille can accommodate two 3×22.5mm tritium tubes, allowing for a self-powered glow in low light conditions. This feature enhances both aesthetics and functionality.
Modular Upgrade Options: The Eraser Core supports interchangeable magnetic modules, including the option to install Buckyball magnetic modules for added tactile feedback. This modular design allows for personalization and enhanced user experience.
Multiple Sound Modes: Users can switch between three sound modes: a crisp 'knuckle' locking sound, a mellow chamber tone reminiscent of a Zippo lighter, and a layered symphony of clicks for a rich auditory experience.
| Brand | MUYI |
|---|---|
| Weight | 28g (PEI), 46g (Ti), 62g (Zirc) |
| Product | MUYI Eraser Core |
| Materials | PEI, Stainless Steel, Zirconium, Brass, Titanium |
| Mechanism | Precision Rails, Dual-Layer Slider |
| Dimensions | 63 x 22 x 11 mm |
Compatible with 3mm steel bearings for customizable feedback.