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SilencerCo
Overview
The SilencerCo 17-4 Stainless Steel Piston Mount is designed specifically for Hybrid suppressors, providing a robust and durable attachment point for your muzzle device. Made from stainless steel, this matte black mount ensures long-lasting performance and reliability under various conditions. This component is often found in builds featuring a mid-length gas system and chambered in 5.56 NATO, making it an ideal choice for those looking to enhance their firearm's sound suppression capabilities.
Silencerco 17-4 Stainless Steel Piston Mount for Hybrid Suppressors, Matte Black - AC1417
Builders have added the Silencerco 17-4 Stainless Steel Piston Mount for Hybrid Suppressors, Matte Black - AC1417 to their builds on GunPartPicker. Since April 2026, it ranks #83 of the 565 muzzle devices builders have added. Builds with this muzzle device are mostly chambered in 5.56 NATO (74%, then .223 Wylde 15%), split between carbine-length (35%) and mid-length (35%) gas systems, and nearly all AR-15.
Today none of the 3 retailers we track has it in stock right now. Listed prices start at $118.15 at Brownells for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
We ranked every muzzle device by how often it shows up in real builds on GunPartPicker.
Read the guide: AR-15 Muzzle Device Guide →Check it against the live catalog:
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Aggregated and anonymized data showing how builders use this product
Builds in the community that include the Silencerco 17-4 Stainless Steel Piston Mount for Hybrid Suppressors, Matte Black - AC1417
| Build | Parts | Total |
|---|---|---|
 | 15 | $4089.36 |
 | 22 | $1757.22 |
 | 25 | $3706.83 |
 | 17 | $2741.58 |
 | 18 | $3229.82 |
| 16 | $2340.60 |
 | 13 | $2097.29 |
 | 11 | $3830.44 |
 | 12 | $1628.58 |
 | 21 | $1396.07 |
 | 18 | $5635.49 |
 | 26 | $2929.65 |
1 global rating
Top reviews
SilencerCo 17-4 stainless steel piston mount for Hybrid suppressors has noticeable recoil reduction when mounted. Blast to the sides is real but groups are tighter with the can attached. Steel construction holds up to high pressure.
