Reptilia

Reptilia DOT Optic Mount 1.93" for Holosun AEMS

£149.99

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£5 Tracked Delivery · 7–10 Business Days

Estimated delivery: Tue 15 Sep – Fri 18 Sep

Stock is imported from the USA to us, then shipped to you from the UK — we cover all duties and import charges, so there is nothing to pay on delivery.

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Delivery Information

Orders are dispatched from the United Kingdom with £5 Royal Mail Tracked delivery and arrive in 7–10 business days. You will receive tracking details by email once your order ships.

Returns & Refunds

Please see our Returns & Refunds policy for full details on returns and exchanges.

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SKU: 100-211UPC: 850022282522

Product Overview

The Reptilia DOT Mount is a one-piece Picatinny optic mount for the Holosun AEMS, placing the optical axis 1.93in (49 mm) above the rail.

The AEMS is an enclosed dot with an open-sight window. This mount puts it at the height your head is already at.

Machined from billet 7075-T6 aluminium with a Milspec Type III hard anodised finish, the mount attaches to any M1913 Picatinny rail and carries the AEMS on its own interface. Nitrided 4140 steel hardware does the clamping, and the assembly weighs 60 g (2.1 oz).

The AEMS gives you a sealed emitter behind a square window, which is a lot of usable sight picture for the size — and at 1.93in it comes to the eye with your head upright rather than pressed into the stock. On a UK straight-pull AR-15 shot deliberately, that consistency of head position is worth more than any adjustment a mount could offer. Made in the USA.

Why shooters choose the 1.93" DOT Mount for Holosun AEMS

  • Optical axis at 1.93in (49 mm) — head-up shooting position with clearance for a helmet or night vision
  • Cut for the Holosun AEMS — the AEMS mounting pattern, direct, with no adapter plate in the stack
  • 60 g (2.1 oz) — billet 7075-T6 aluminium, Milspec Type III hard anodised
  • Nitrided 4140 steel hardware — flush with the mount body for an anti-snag profile
  • Fixed geometry — nothing to shim, dial or lose, so nothing that can move under recoil

What the 1.93" DOT Mount for Holosun AEMS fits

Fits the Holosun AEMS, on any M1913 Picatinny rail including the flat-top upper of a UK straight-pull AR-15. Footprint and height are both fixed: AEMS pattern at a 1.93in optical axis. Standard AR-15 back-up iron sights sit below the window at this height and will not co-witness. An AEMS will not sit on a mount cut for a 507, 508, 509T or RMR, and none of those will sit on this one — the patterns are all different. If you run a magnifier behind it, the RMU Mount 0.39in for magnifiers raises a 3x or 6x to match this height.

Specifications

Platform AR-15 / M4
Fits Holosun AEMS, on any M1913 Picatinny rail
Type One-piece red dot mount — 1.93in (49 mm) optical axis over rail
Material Billet 7075-T6 aluminium; nitrided 4140 steel hardware
Finish Milspec Type III hard anodised — Black Anodized
Weight 60 g (2.1 oz)
Mount interface Spring-loaded clamp to M1913 Picatinny
Made in USA
Brand Reptilia
MPN 100-211

A big square window, held at the height you shoot from. Order the 1.93" DOT Mount for Holosun AEMS today — in stock at Xtreme Tactical Gun Parts with £5 tracked UK delivery in 7–10 business days.

Explore more: AR-15 Parts & Accessories, Scope Mounts & Optic Risers or browse all Reptilia.

Compatibility & Fitment

Fits the Holosun AEMS only, on any M1913 Picatinny rail. Fixed 1.93in optical axis height, not adjustable. Does not fit Holosun 507, 508 or 509T, Trijicon RMR or SRO, Aimpoint Micro, Aimpoint ACRO or Trijicon MRO.

Please confirm platform, interface and fitment requirements before ordering.

Technical Specifications

PlatformAR-15 / M4
FitsHolosun AEMS, on any M1913 Picatinny rail
TypeOne-piece red dot mount — 1.93in (49 mm) optical axis over rail
MaterialBillet 7075-T6 aluminium; nitrided 4140 steel hardware
FinishMilspec Type III hard anodised — Black Anodized
Weight60 g (2.1 oz)
Mount interfaceSpring-loaded clamp to M1913 Picatinny
Made inUSA
BrandReptilia
MPN100-211
SKU / MPN100-211
UPC / Barcode850022282522

Product Questions

Will an AEMS fit an RMR-footprint mount?
No. The AEMS has its own mounting pattern, distinct from the RMR geometry that the Holosun 507 and 508 use and distinct again from the enclosed 509T. This mount is machined for the AEMS specifically, which is why there is no adapter plate involved.
Why 1.93in for this optic?
Because the AEMS is usually bought for a head-up, both-eyes-open style, and 1.93in is the height that supports it — the dot meets your eye without you pressing your cheek down onto the stock. It also leaves room for a helmet, bulky eye protection or a night vision device behind the optic.
Can I run a magnifier with it?
Yes, but the magnifier has to sit at a matching height. A 3x or 6x magnifier in its standard 1.54in mount will be below the AEMS at 1.93in, and the Reptilia RMU Mount 0.39in for magnifiers exists to close exactly that gap.
Is there a lower version?
Not for the AEMS in Reptilia's DOT range — this listing is the 1.93in mount and it is the height Reptilia publish for that optic. If you want a lower sightline you would be changing optic as well as mount, which is a different decision entirely.
How will it arrive?
Optic mounts are sent from the United Kingdom with £5 tracked UK delivery in 7–10 business days, and you'll get tracking by email when it ships. If a part turns out to be the wrong fit, see our returns policy or contact us and we'll help sort it.

Need Help Choosing the Right Part?

Our UK-based team is happy to help with fitment, compatibility and product questions.