AR-15 Optics
Scope Mounts & Rings Buyer's Guide: Cantilever, One-Piece & QD Explained
How to choose between scope rings, one-piece mounts and cantilever mounts — plus ring height, tube diameter, QD lever...
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Buying guides, comparisons and how-tos from the Xtreme Tactical team.
AR-15 Optics
Red Dot Mount Height Chart: Absolute, Lower 1/3, 1.93 & 2.26
A red dot mount height chart — absolute co-witness, lower 1/3, 1.93in and 2.26in optical heights explained, with what...
AR-15 Optics
Red Dot Co-Witness Heights Explained: Absolute, 1/3 & 1.93
Absolute, lower-1/3 or 1.93in? Red dot mount co-witness heights explained — what each means, how it affects your AR-1...
AR-15 Optics
EOTech Holographic Sights Explained: How They Work
How EOTech holographic sights work and how they differ from a red dot — the ring-and-dot reticle, magnifier pairing a...
AR-15 Optics
Choosing a Red Dot Magnifier: 3x vs 5x vs 6x
How to choose a flip-to-side red dot magnifier — 3x vs 5x vs 6x, eye box, mount height and the best options to extend...
AR-15 Optics
Best LPVO Rifle Scopes in 2026: 1-6x, 1-8x & 1-10x Compared
The best LPVO rifle scopes in 2026 — 1-6x vs 1-8x vs 1-10x, FFP vs SFP, and our top UK-stocked picks from SIG, Primar...
AR-15 Optics
Red Dot vs Holographic vs LPVO: Which Rifle Optic Is Right for You?
Red dot, holographic or LPVO? A clear comparison of the main rifle optic types — pros, cons and best uses — to help y...
AR-15 Optics
Best AR-15 Optics in 2026: Red Dots, LPVOs, Prisms & Holographics
Red dot, LPVO, prism or holographic? A clear 2026 guide to choosing the best optic for your AR-15, with standout UK-s...