American Defense Red Dot Mounts

American Defense Mfg. machines quick-detach optic mounts in the USA around a cam-lock lever that returns to zero every time it goes back on the rail. At Xtreme Tactical we stock the red dot range — AD-509T for the Holosun 509T, AD-AEMS for the AEMS, AD-RMR-LW and AD-MRO-LW lightweight mounts for Trijicon RMR and MRO, and AD-TR-LW for the DeltaPoint Pro — in absolute co-witness, lower 1/3, low, 1.93 inch and night vision heights, dispatched fast from the UK.

Compare all red dot sight mounts and mounting plates and adapters. Browse the wider American Defense Mfg range, or find the optic to go on top in rifle dot sights and AR-15 optics.

Frequently Asked Questions

Does a QD mount hold zero when removed?
Yes — the cam-lock lever is tensioned to clamp the rail identically each time, so the optic returns to the same point of impact after being taken off and refitted.

What height do I need for night vision?
A 2.33 inch mount raises the optic to sit in front of a helmet-mounted night vision device; 1.93 inch is the usual choice for a heads-up shooting position without one.

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Why buy from Xtreme Tactical

UK-Based Retailer

Dispatched fast from the UK with local support.

No Import Fees

Order without overseas customs or surprises.

7–10 Day Delivery

Free UK shipping on every order.

Specialist Support

Expert product knowledge when you need it.