We may get paid by partner for deals, including promoted items

Sponsored

OpticsPlanet use Code: GEARCHASE Amazon - Lightning Deals Amazon - Hunting Deals Bike Racks Heated Clothing Stio Hoka Fishing Mountain Hardwear

Silencerco Thread Protector .578" -28 Thread Steel Black Nitride by Silencerco - Handgun Muzzle Devices

Product Description

Designed to protect barrel threads when not using a muzzle break, flash hider, or suppressor. Silencerco thread protectors are constructed from steel and finished with a tough Black Nitride Finish.

Silencerco Thread Protector .578" -28 Thread Steel Black Nitride

at MidwayUSA

Browse all MidwayUSA deals

$20.40

In Stock at MidwayUSA

Price verified 2d ago

Buy Now at MidwayUSA

Secure checkout Easy returns

or compare prices

Product Details

Category Handgun Muzzle Devices

Brand Silencerco

MPN AC1361

Shop more Silencerco Gun Parts

All 478 in-stock Silencerco Gun Parts from 26 stores →

More from Silencerco

Last Updated:

Oct 26, 2026 07:04 AM

SilencerCo Delta Thread Adapter 1/2"-28 for FN Five-seveN Steel Matte

SilencerCo Delta Thread Adapter 1/2"-28 for FN Five-seveN Steel Matte View Details

$37.40

Buy Now · $37.40

Last Updated:

Oct 26, 2026 07:04 AM

Sold Out

SilencerCo Delta Thread Adapter 1/2"-28 for Walther P22 Steel Matte

SilencerCo Delta Thread Adapter 1/2"-28 for Walther P22 Steel Matte View Details

$37.40

Buy Now · $37.40

Last Updated:

Oct 26, 2026 07:04 AM

SilencerCo Delta O-Ring Engagement Adapter 1/2"-28 Thread Steel Matte

SilencerCo Delta O-Ring Engagement Adapter 1/2"-28 Thread Steel Matte View Details

$37.40

Buy Now · $37.40

Last Updated:

Oct 26, 2026 07:04 AM

Sold Out

SilencerCo Delta Thread Adapter 1/2"-28 for S&W M&P 22 Compact Steel Matte

SilencerCo Delta Thread Adapter 1/2"-28 for S&W M&P 22 Compact Steel Matte View Details

$37.40

Buy Now · $37.40

Last Updated:

Oct 26, 2026 07:04 AM

Sold Out

SilencerCo Fixed Barrel Spacer for SilencerCo Centerfire Pistol Suppressors Stainless Steel

SilencerCo Fixed Barrel Spacer for SilencerCo Centerfire Pistol Suppressors Stainless Steel View Details

$50.15

Buy Now · $50.15

Last Updated:

Oct 26, 2026 07:04 AM

Hot 🔥

SilencerCo Alpha Fixed Barrel Thread Mount M13x.75 for SilencerCo Harvester/Octane Steel Matte

SilencerCo Alpha Fixed Barrel Thread Mount M13x.75 for SilencerCo Harvester/Octane Steel Matte View Details

$37.85 $71.40

47% off

Buy Now · $37.85

Last Updated:

Oct 26, 2026 07:04 AM

SilencerCo Alpha Fixed Barrel Thread Mount 1/2"-36 for SilencerCo Octane Steel Matte

SilencerCo Alpha Fixed Barrel Thread Mount 1/2"-36 for SilencerCo Octane Steel Matte View Details

$71.40

Buy Now · $71.40

Last Updated:

Oct 26, 2026 07:04 AM

SilencerCo Delta 1/2"-28 Thread Protector with O-Ring

SilencerCo Delta 1/2"-28 Thread Protector with O-Ring View Details

$16.15

Buy Now · $16.15

Last Updated:

Oct 26, 2026 07:04 AM

SilencerCo Delta O-Ring Kit for SilencerCo Sparrow, Warlock II, Spectre II Suppressors

SilencerCo Delta O-Ring Kit for SilencerCo Sparrow, Warlock II, Spectre II Suppressors View Details

$11.90

Buy Now · $11.90

Last Updated:

Oct 26, 2026 07:04 AM

SilencerCo O-Ring for SilencerCo Octane, Osprey Booster Assembly 2PK

SilencerCo O-Ring for SilencerCo Octane, Osprey Booster Assembly 2PK View Details

$7.65

Buy Now · $7.65

Last Updated:

Oct 26, 2026 07:04 AM

SilencerCo O-Ring for SilencerCo M16 Pistons 2PK

SilencerCo O-Ring for SilencerCo M16 Pistons 2PK View Details

$7.65

Buy Now · $7.65

Last Updated:

Oct 26, 2026 07:04 AM

SilencerCo Piston Kit for SilencerCo Centerfire Pistol Suppressors 1/2"-28, .578"-28, M13.5x1 LH, M16x1 LH, 9/16"-24

SilencerCo Piston Kit for SilencerCo Centerfire Pistol Suppressors 1/2"-28, .578"-28, M13.5x1 LH, M16x1 LH, 9/16"-24 View Details

$237.48 $296.65

20% off

Buy Now · $237.48

Last Updated:

Oct 26, 2026 07:04 AM

SilencerCo Charlie Piston Mount Steel Matte

SilencerCo Charlie Piston Mount Steel Matte View Details

$118.15

Buy Now · $118.15

Last Updated:

Oct 26, 2026 07:05 AM

Sold Out

SilencerCo Bravo Piston Mount for SilencerCo Hybrid Steel Matte

SilencerCo Bravo Piston Mount for SilencerCo Hybrid Steel Matte View Details

$118.15

Buy Now · $118.15

Last Updated:

Oct 26, 2026 07:05 AM

SilencerCo Alpha ASR Mount for SilencerCo Octane, Omega-K Series, Harvester 300 Steel Matte

SilencerCo Alpha ASR Mount for SilencerCo Octane, Omega-K Series, Harvester 300 Steel Matte View Details

$118.15

Buy Now · $118.15

Last Updated:

Oct 26, 2026 07:04 AM

SilencerCo Bravo .46 Direct Thread Mount .578"-28 for SilencerCo Hybrid Steel Matte

SilencerCo Bravo .46 Direct Thread Mount .578"-28 for SilencerCo Hybrid Steel Matte View Details

$75.65

Buy Now · $75.65

Last Updated:

Oct 26, 2026 07:04 AM

SilencerCo Bravo 9mm Direct Thread Mount 1/2"-28 for SilencerCo Harvester, Hybrid, Omega Steel Matte

SilencerCo Bravo 9mm Direct Thread Mount 1/2"-28 for SilencerCo Harvester, Hybrid, Omega Steel Matte View Details

$75.65

Buy Now · $75.65

Last Updated:

Oct 26, 2026 07:04 AM

SilencerCo Piston for SilencerCo Centerfire Pistol Suppressors Stainless Steel M16x1 LH Thread

SilencerCo Piston for SilencerCo Centerfire Pistol Suppressors Stainless Steel M16x1 LH Thread View Details

$75.65

Buy Now · $75.65

Last Updated:

Oct 26, 2026 07:04 AM

Sold Out

SilencerCo Piston for SilencerCo Centerfire Pistol Suppressors Stainless Steel 1/2"-28 Thread XL

SilencerCo Piston for SilencerCo Centerfire Pistol Suppressors Stainless Steel 1/2"-28 Thread XL View Details

$75.65

Buy Now · $75.65