243 Blue Threadlocker, Medium-Strength Blue Anaerobic Adhesive for Fastening Screws and Nuts, Prevents Loosening, Rust Resistance, Oil Resistance, and Can Remove Looseness/Rust.
$1.89
Today it costs $1.89 on AliExpress. Since Oct 21, 2026, when we started tracking it, it ranged from $1.77 to $1.89. We haven't tracked it long enough yet to say whether it's on sale.
We have tracked this product for 1 day; confirming a drop takes at least 3 days. The store advertises "was $4.16", but that is the store's own claim; we only state discounts our price history proves.
View on AliExpressAffiliate link: we earn a commission on completed purchases, and the price is the same with or without our code. The price above is the last recorded reading, not a live checkout lookup.
Price history
Today$1.89highest ever seen
Lowest$1.77Oct 21 to Oct 22
Highest$1.89since Oct 22
Tracked since Oct 21 · 1 changeHover over the chart to see each price.Tap the chart to see each price.
See every price change
| When | Price | Change |
|---|---|---|
| Oct 22, 15:26 UTC | $1.89 | +7% |
| Oct 21, 02:25 UTC | $1.77 | start |
| Store | Shop1105136529 Store |
|---|---|
| Product rating | — |
| Store rating | — |
| AliExpress category | Automobiles, Parts & Accessories › Car Maintenance Tools |
| Recorded readings | 2 |
| First seen | 10/21/2026 |
| Last reading | 10/22/2026, 3:26:22 PM UTC |