Lyman Pro Stainless Single Ammo Checker- 300 AAC
$23.31
Precision machined stainless steel ammo checker for 300 AAC. Ensures cartridges meet SAAMI chamber tolerances for smooth, reliable chambering.
1 in stock
Lyman Pro Ammo Checkers are precision machined from corrosion resistant stainless steel to minimum SAAMI chamber tolerances. All Pro Ammo Checkers are clearly marked for caliber. Simply drop your loaded cartridge into the gauge and if it fits it will chamber in your gun.
A "must" final check for competitive shooters or anyone that wants to ensure smooth trouble free chambering of reloaded ammo.
223 Rem (#7705200)(UPC: 011516552006)
300 AAC (#7705201)(UPC: 011516552013)
308 Win (#7705202)(UPC: 011516552020)
6.5 Creedmoor(#7705203)(UPC: 011516552037)
45-70 (#7705204)(UPC: 011516552044)
| Weight | 0.250 lbs |
|---|---|
| Dimensions | 6.000 × 3.000 × 1.500 in |
| Manufacturer | Lyman |
| Finish | corrosion resistant |
| Compatible With | 300 AAC |
| Material | stainless steel |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

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