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Trijicon
Overview
The Trijicon Q-LOC QD Cantilever Mount is designed to securely attach a 34mm optic tube to a Picatinny rail, elevating your sight line to a height of 1.535 inches for optimal eye relief and target acquisition. This cantilever mount provides a stable platform that enhances accuracy and maintains zero, making it well-suited for quick detach applications. You will typically find this mount in builds utilizing a carbine gas system and chambered in 5.56 NATO, where precision and reliability are paramount.
Trijicon Q-LOC QD Cantilever Mount 1.535" Height, fits 34mm Optic Tube - AC22038
Trijicon Q-LOC QD Cantilever Mount 1.535" Height, fits 34mm Optic Tube - AC22038 ranked #18 of the 114 optic mounts builders added on GunPartPicker in August 2026. Builders have been adding it to their builds on GunPartPicker since February 2026. All time, it ranks #22 of the 309 optic mounts builders have added.
Availability is good: it was in stock at one retailer or another nearly every day in August 2026, and today 6 of the 7 retailers we track have it in stock. The best price crept up from $186.12 to $275.99 over August 2026. Buying today, the lowest price is $236.54 at BattleHawk Armory, above August's low of $186.12, so a better deal may come back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
We ranked every optic mount by how often it shows up in real builds on GunPartPicker.
Read the guide: AR-15 Optic Mount 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 Trijicon Q-LOC QD Cantilever Mount 1.535" Height, fits 34mm Optic Tube - AC22038
| Build | Parts | Total |
|---|---|---|
![]() | 30 | $4826.08 |
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