Banish 4786 Piston for Banish 45/46 .578×28
$89.99
Quickly change calibers on your Banish 45/46 suppressor with the Banish 4786 piston, compatible with .578×28 threaded barrels. Durable heat-treated steel construction.
9 in stock
The BANISH 45 multi-caliber and modular suppressor can be used on a variety of host firearms with different barrel threads by quickly and easily swapping out the threaded piston in the rear of the silencer.
BANISH Suppressors manufacture pistons to match the barrel threads of many popular factory threaded pistol barrels. BANISH pistons feature heat treated steel construction and engraving to identify the thread diameter pitch and direction of rotation for installation (Left Hand threads).
| Weight | 0.960 lbs |
|---|---|
| Dimensions | 5.000 × 3.000 × 0.500 in |
| Manufacturer | Banish Suppressors |
| Finish | unknown |
| Weight | unknown |
| Material | heat treated steel |
| Compatible With | Banish 45/46 |
| Dimensions | unknown |
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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