47% off
Price history at MidwayUSA
Recorded at MidwayUSA since Oct 11, 2026: low $37.85 (Oct 26, 2026), high $50.47 (Oct 11, 2026). Last checked Oct 26, 2026.
From the store's product feed and AvantLink's price records; feeds can lag the store's own site.
Product Description
The SilencerCo Octane Adapter is a perfect replacement for your spring retainer, spring and piston. It allows the use of the Octane 9 and Octane 45 on a fixed barrel firearm. Made with stainless steel and given a black oxide finish.
SilencerCo Alpha Fixed Barrel Thread Mount M13x.75 for SilencerCo Harvester/Octane Steel Matte
at MidwayUSA
$37.85
$71.40
47% Discount
You save $33.55
In Stock
at MidwayUSA
Price verified 2d ago
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