In Stock
SilencerCo AC59 Osprey Octane Piston 1/2-28 XL 9mm Stainless
Sold byShooting Surplus•Posted May 20, 2026
Compare prices for SilencerCo Piston for SilencerCo Centerfire Pistol Suppressors Stainless Steel 1/2"-28 Thread XL$75.65
Price and stock data refresh continuously from Shooting Surplus.
Deal Summary
- Currently in stock.
- Caliber: 9mm
- Category: parts
- UPC: 817272010237
- SKU: 1460
- Brand: Silencerco
Price History
Deal Details
The SilencerCo AC59 Osprey/Octane Piston .5x28XL 9mm Stainless Steel is designed to be easily changed for different host firearms or calibers, featuring a 17-4 stainless steel construction that is heat-treated for maximum durability. As part of the Nielsen device, this piston moves to allow semi-automatic cycling for unlocking pistol barrels, with female threading that attaches to SilencerCo threaded barrels. When you need a longer interface, the XL piston provides additional length between the
Other Offers for This Product
Active offers from your catalog for SilencerCo Piston for SilencerCo Centerfire Pistol Suppressors Stainless Steel 1/2"-28 Thread XL.
Comparing 7 retailers carrying this product
Lowest Price: $69.43
Highest Price: $75.99
You Save: $6.56
Avg Discount: 7% off
SilencerCo AC59 Osprey/Octane Piston .5x28XL 9mm Stainless Steel
SilencercoHinterland OutfittersSKU/UPC: 64400
$69.43
View at Hinterland OutfittersSilencerCo AC59 Osprey Octane Piston 1/2-28 XL 9mm Stainless
SilencercoShooting SurplusSKU/UPC: 1460
$75.65
View at Shooting Surplus
SilencerCo Piston for SilencerCo Centerfire Pistol Suppressors Stainless Steel 1/2"-28 Thread XL
SilencercoMidwayUSASKU/UPC: 291254
$75.65
View at MidwayUSA
Silencerco PISTON .5X28 EXTENDED
SilencercoGrabAGunSKU/UPC: GAG_LS-AC59
$75.65$94.99Save 20%
View at GrabAGun
SilencerCo AC59 Osprey/Octane Piston .5x28XL 9mm Stainless Steel
SilencercoBattleHawk ArmorySKU/UPC: 817272010237
$75.65$89.00Save 15%
View at BattleHawk Armory
Silencerco 17-4 Stainless Steel Piston for 9mm Handguns, 1/2-36 XL - AC59
SilencercoPalmetto State ArmorySKU/UPC: 789985
$75.99$84.99Save 11%
View at Palmetto State Armory