Sinclair International .22-250 Ackley Improved/6mm 40 deg Shoulder Bump Gauge Insert
- UPC
- 050806111295
- MPN
- ACK IMPROVED TO 6MM BUMP GAGE
- SKU
- 51655213151
- Manufacturer
- Sinclair
$8.79
Fair Price
At $8.79, this is near the average price of $8.79. Fair price — consider waiting for a drop.
Price Intelligence
Building confidence
Against lowest
At tracked low
Typical price
Near typical ($8.79)
Data depth
43 days, 0 price changes
Useful signal, but more history will sharpen the read.
Tracked for 43 days. Last PSA verification: 2026-04-14. Recorded 0 price changes. The average price is $8.79.
Lowest
$8.79
Highest
$8.79
Average
$8.79
Tracked
43 days
Price Changes
0
Last Updated
2026-05-20
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Insights
Price Stable
Price has been relatively stable over the last few days.
Tracking Info
Tracked for 45 days. Last PSA verification: 2026-04-14. Recorded 0 price changes.
Near All-Time Low
Current price is within 5% of the all-time low ($8.79).