Distance between the two rings?

2.6 inches between both rings measured with calipers.

Can this mount be used with a vortex venom 5x25x56 scope? this is for an aero ar308 rifle style

As long the scope 34mm tube it's will work , I mounted on ar 10 308 no problem.

What is the mounting height of this scope mount?

1.5 inches from top of the picatinney rail to the center of the rings.

Will this allow a 56mm objective with a 3" sunshade on an AR-type rifle?

Yes, I have it on my AR10 with the vortex StrikeEagle 5x25x56. With the sunshade on you still have plenty of room

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Arken Optics Rigid Precision Scope Mount, 20 MOA Cantilever Riflescope Mount for 30mm & 34mm Tube Scopes, CNC Machined Aluminum One-Piece Design, Secure Scope Alignment for Long Range Shooting

Arken Optics Rigid Precision Scope Mount, 20 MOA Cantilever Riflescope Mount for 30mm & 34mm Tube Scopes, CNC Machined Aluminum One-Piece Design, Secure Scope Alignment for Long Range Shooting

Product ID: 503862174

Details

Brand
Arken Optics
Color
Matte Black
Compatible Devices
Rifle
Eye Relief
6.4
Item Weight
200 g
Material
Aluminum

🎯20 MOA Built-in Elevation

⚙️CNC Machined Precision

🛡️Aircraft-Grade Aluminum

S$134

Duties & taxes included

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Description

🎯 Elevate your precision game with Arken’s ultra-rigid 20 MOA cantilever mount — because every shot counts.

OPTIMIZED EYE RELIEF - 2.5 inches of forward cantilever extension ensures perfect eye alignment on AR-style platforms.
LIGHTWEIGHT YET RUGGED - Weighing just 200 grams, this mount balances tactical durability with featherlight portability.
BUILT IN 20 MOA ELEVATION - Integrated 20 MOA cantilever base for enhanced long-range shooting adjustments without extra gear.
UNMATCHED PRECISION ENGINEERING - Fully CNC machined from aircraft-grade aluminum for ultra-tight tolerances and rock-solid reliability.
SEAMLESS MIL STD PICATINNY COMPATIBILITY - Fits standard MIL-STD rails for effortless mounting and universal optic compatibility.

The Arken Optics Rigid Precision Scope Mount is a lightweight, aircraft-grade aluminum cantilever mount featuring a 20 MOA built-in elevation and 2.5-inch forward extension for superior eye relief. CNC-machined for exceptional precision, it fits MIL-STD Picatinny rails and supports 30mm tubes, making it a top-tier choice for tactical and precision shooters seeking reliable, factory-perfect alignment.

Specifications

ASIN	B0BPSJ8MMS
Best Sellers Rank	#42,449 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #121 in Sporting Optics Mounts
Brand Name	Arken Optics
Color	Matte Black
Compatible Devices	Rifle
Customer Reviews	4.7 4.7 out of 5 stars (773)
Eye Relief	6.4 centimeters
Global Trade Identification Number	00850065806303
Included Components	Scope Mount
Item Weight	200 g
Manufacturer	ARKEN
Manufacturer Part Number	ARP-30
Material Type	Aluminum
Model Name	30mm 20MOA
Mounting Type	Cantilever Mount
Number of Items	1
Objective Lens Diameter	30 millimeters
Product Style	Tactical, Lightweight
Sport Type	Hunting
UPC	850065806303
Unit Count	1 Count
Warranty Description	Lifetime

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