SilencerCo Thread Protector .578×28
$20.40
Protect your firearm’s threads with the SilencerCo Thread Protector .578×28, essential for maintaining the integrity of your barrel during transport or while awaiting ATF approval. Designed to fit most US-made .45 ACP firearms, this durable protector prevents dust and debris from clogging your threads when a silencer isn’t in use. Ensure your setup remains clean and ready for action with this reliable muzzle device.
Out of stock
When transporting your firearm or waiting on ATF approval keep your threads crisp and protected with a thread protector. Careful not to cross-thread simply twist the thread protector on the end of your barrel to prevent dust and debris from clogging your threads when no silencer is in use.
Available in .578 X 28 and 1/2 X 28
.578 X 28 is compatible with most US-made 45ACP
| Weight | 0.026 lbs |
|---|---|
| Dimensions | 6.500 × 4.500 × 0.250 in |
| Manufacturer | SilencerCo |
| Finish | unknown |
| Weight | unknown |
| Thread Pattern | .578×28 |
| Material | unknown |
| Dimensions | unknown |
| Compatible With | .45 ACP firearms |
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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