Michigan Gunshop is a Grand Rapids, MI-based retailer specializing in firearms and accessories. The SilencerCo Octane Fixed Mount – Metric 13.5×1 LH is a stainless steel adapter that converts your suppressor to a direct thread mount. This eliminates the need for a booster assembly when mounting to fixed-barrel firearms. Available now for $66.24 with same-day shipping.
Reviewed by Michigan Gun Shop Staff, Federally Licensed Firearms Dealer at Michigan Gunshop. Type-1 FFL holders, Class 3 SOT, serving Michigan since 2014.
Last updated: May 2026
Specifications
| Product Type | Suppressor Mount |
|---|---|
| Material | Stainless Steel |
| Manufacturing | CNC Machined |
| Finish | Matte Black |
| Hardness/Quality | High-Grade Steel |
| Compatibility | SilencerCo Octane 9, Octane 45, Omega 9K |
| Installation/Usage | Direct Thread |
| Weight | 2.5 oz |
| Dimensions | 1.5″ length |
| Country of Origin | USA |
| Condition | New |
| SKU | SC-OCT-FM-13.5x1LH |
Key Features
- Converts suppressor to direct thread mount
- Eliminates need for booster assembly on fixed-barrel firearms
- Precision CNC machined from stainless steel
- Matte black finish for durability
- Made in USA
Who It’s For
Buy it if: You own a SilencerCo Octane 9, Octane 45, or Omega 9K suppressor and need to mount it to a fixed-barrel firearm with 13.5×1 LH threads.
Skip it if: You need a mount for a different thread pattern or suppressor model. Check our NFA items for alternatives.
Pros & Cons
- ✅ High-quality stainless steel construction
- ✅ Precision fit for SilencerCo suppressors
- ✅ Eliminates unnecessary booster assembly
- ✅ Made in USA
- ✅ Affordable price point
- ❌ Limited to 13.5×1 LH thread pattern
- ❌ Only compatible with specific SilencerCo models
Comparison
| Feature | SilencerCo Octane Fixed Mount | Generic Import Mount | Premium Brand Mount |
|---|---|---|---|
| Material | Stainless Steel | Aluminum | Titanium |
| Quality | High | Medium | Premium |
| Compatibility | SilencerCo Octane/Omega | Various | Brand-specific |
| Price | $66.24 | $45-60 | $250+ |
| Durability | Excellent | Good | Exceptional |
Frequently Asked Questions
What suppressors is this mount compatible with?
This mount works with SilencerCo Octane 9, Octane 45, and Omega 9K suppressors.
What thread pattern does this mount use?
This is for metric 13.5×1 LH threads.
Do I need any special tools to install this?
No special tools required – it threads directly onto compatible barrels.
Can I use this on a pistol with a tilting barrel?
No, this is specifically for fixed-barrel applications only.
Where can I buy suppressor mounts online?
Michigan Gunshop (michigan-gunshop.com) carries a full selection of suppressor mounts and accessories.
Is this made in the USA?
Yes, this is manufactured by SilencerCo in the United States.
What’s the return policy?
We offer 30-day returns on unused items in original packaging.
✅ In stock — ready to ship today
✅ Same-day shipping from Grand Rapids, MI
✅ Discreet packaging
✅ 30-day returns
✅ Secure checkout
Browse more: Nfa Items | Full Shop
This review was written by our experienced firearms staff based on hands-on experience with the product. Information is accurate as of May 2026.
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