Est. 2014 | USA Small Business
Unity Tactical FAST Absolute Riser | Optic Mount | Made in USA
☑️ Ships for FREE from Texas*
Ships today or next day on most orders that are "In Stock". Some orders that are custom or large may take extra time to prepare.
- Free shipping is 3-10 days and requires a purchase of $70 or more, or choose a faster method at checkout. Be sure to account for the 0-2 days it will take us to pack and ship an order, in addition to the shipping speed you choose.
- All orders ship as soon as possible. We don't like waiting and you probably don't either.
- If there are delays: (Only if delays are in green, above, do we expect them), just know that we are on your side. If you're waiting, we're waiting for you, plus hundreds and sometimes thousands of others to finish being made.
- Shipping times are estimations. Items that are custom, delayed, rejected, or affected by other acts of god will take additional time.
☑️ Why shop with Atomic Defense?
- Highly-rated 4.8/5 star service with 1200+ reviews, and counting!
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- Open Monday to Friday. 9:00 AM to 4:00 PM Pacific.
- Lifetime Warranty.
- Free Shipping on orders over $70 inside the USA.
- Easy Returns and Exchanges.
- Our support doesn't end after the sale. We're here whenever you need us.
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Fill out the form for 10+ units by clicking here. (Total order must be $5,000 USD or more in value.)
CAGE: 9FAL3
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Address: 2491 Alluvial Ave. Clovis, CA 93611
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Return & Exchange policy:
- Summary: Don't take those sweet Instagram pics and then try to return a used item. Must be within 30 days of delivery.
- Exchanges: Realized you need a different item? That's ok! Exchanges and returns are incredibly easy.
- We are a Small Business: We do the most we can to help with return costs, but we are not Amazon and cannot take hits or losses like Amazon.
- Wrong Items: Mistakes rarely happen. Atomic Defense takes pictures of orders before they are packaged and shipped. We pay for return, recertification, and exchange shipping costs if we ever make a mistake on your orders.
- Rules for Returns: We will deduct refurbishing costs, plus materials and labor, of used products or modified products - or decline the return. This includes, but is not limited to; products with residue, smells, scratches, missing parts, debris, dents and damage. **We reserve the right to refuse returns. Refused returns shipping cost back to the buyer are not covered by Atomic Defense.
- Packaging: Ensure returns are packaged safely with thick padding on all six sides. Failure to correctly package returns may damage products and cost will be deducted from Buyer's account or return refused.
- Bulletproof products: No one else accepts returns on ballistic items. We do.** However, recertification X-Ray costs on returned ballistic items is 20%.
- Starting a return/exchange: Click here
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Unity Tactical FAST Absolute Riser – Lightweight, Durable, and Precision-Engineered for Optimal Optic Placement
- Provides a 2.26″ optical centerline for block-type red dot optics with an absolute co-witness height.
- Offers a secure, elevated M1913 Picatinny platform optimized for direct attachment of optics like EOTech® XPS® and Leupold® LCO®.
- Compatible with all absolute co-witness height optics to enhance versatility.
- Built from durable 7075-T6 Aluminum with a Type III Hardcoat Anodized finish for strength and wear resistance.
- Includes a standard two cross bolt rail clamp, with additional compatibility with the FAST™ QD Lever for quick detach functionality (sold separately).
- Improves rapid visual processing of the battlefield with a heads-up ergonomic posture for better situational awareness.
- Enhances optic usability while wearing gear, such as night vision goggles, protective masks, and plate carriers.
- Lightweight design with a weight of less than 3.5 oz, ensuring minimal impact on your setup.
- Available in Black and FDE*, with FDE representing a spectrum of earth tones that may vary slightly due to the anodizing process.
- The FAST™ Absolute Riser is designed to meet the needs of end users seeking an elevated, reliable, and versatile optical mounting solution.
Unity Tactical FAST Absolute Riser Review
What are some common accessories to add to the Unity Tactical FAST Absolute Riser?
- FAST™ FTC (Flip-to-Center) Magnifier Mount: Compatible magnifier mount that pairs seamlessly with the FAST™ Absolute Riser to enhance optical capability.
- FAST™ QD (Quick Detach) Lever: An optional quick detach mechanism for rapid mounting and removal of the riser.
- Protective Covers for Optics: Adds durability and protection for optics mounted on the riser.
- Backup Iron Sights (BUIS):These provide an alternative sighting option in case the primary optic fails.
- Lighting Solutions or Lasers: Accessories like tactical lights or lasers can be mounted alongside the riser to improve target acquisition and visibility in low-light conditions.
- Cable Management Tools: Keeps cables from other equipment organized and out of the way during operations.
Unity Tactical FAST Absolute Riser Features and Specs
The Unity Tactical FAST™ Absolute Riser is a robust and versatile mounting solution designed to elevate block-type red dot optics to a 2.26″ optical centerline, providing an absolute co-witness height. It enhances situational awareness with faster reticle acquisition and a heads-up posture. Built from durable 7075-T6 Aluminum with a Type III Hardcoat Anodized finish, it is compatible with a wide range of optics and mounting systems.
Key Features
- 2.26" Optical Centerline: Ideal for faster target acquisition and improved ergonomics.
- Compatibility: Works with all direct-to-rail mounted optics optimized for absolute co-witness height.
- Durable Construction: Made from 7075-T6 Aluminum with a Type III Hardcoat Anodized finish.
- Mount Type: Includes a two cross bolt rail clamp; compatible with the optional FAST™ QD Lever (sold separately).
- Lightweight Design: Weighs less than 3.5 oz (99.2 g).
- Compact Dimensions: Measures under 1.4 x 3.6 x 1.0 inches (3.6 x 9.1 x 2.5 cm).
- Color Options: Available in Black or FDE* (Flat Dark Earth—with potential finish variation).
What's in the box of the Unity Tactical FAST Absolute Riser?
- (1) FAST™ Absolute Riser
- (2) Cross Bolt Rail Clamps
- (4) Mounting Screws (pre-installed)
- (1) Instruction Manual
Unity Tactical FAST Absolute Riser FAQs
What optics are compatible with the FAST™ Absolute Riser?
The FAST™ Absolute Riser is compatible with all direct-to-rail mounted optics and is specifically optimized for absolute co-witness height optics such as the EOTech® XPS® and Leupold® LCO®.
Can I use the Unity Tactical FAST Absolute Riser with lower 1/3 co-witness height optics?
No, if you’re running a lower 1/3 co-witness height optic, you’ll need the FAST™ Optic Riser.
Is the FAST™ Absolute Riser compatible with the FAST™ QD Lever?
Yes, the FAST™ Absolute Riser is compatible with the FAST™ QD Lever, which is sold separately.
What material is the Unity FAST Absolute Riser made from?
The riser is constructed from durable 7075-T6 aluminum with a Type III Hardcoat Anodized finish.
Is the Unity Tactical FAST™ Absolute Riser available in different colors?
Yes, it is available in Black and FDE* (Flat Dark Earth). Please note that due to the anodizing process, the FDE finish may vary slightly from part to part.
What is the height of the optical centerline with the Unity FAST™ Absolute Riser?
The riser elevates the optical centerline to 2.26″, enabling a heads-up, ergonomically sound posture.
What are the mounting dimensions and weight of the Unity Tactical FAST Absolute Riser?
The dimensions are less than 1.4″ x 3.6″ x 1.0″ (3.6 cm x 9.1 cm x 2.5 cm), and it weighs less than 3.5 oz (99.2 g).
What is the purpose of using the FAST™ Absolute Riser?
The riser provides a quicker sight picture by creating a 2.26” optical centerline, enabling faster target acquisition and easier use with gear like night vision goggles or protective masks.
Does the Unity FAST Absolute Riser include a quick-detach mounting option?
The riser comes standard with a two cross bolt rail clamp. However, the quick-detach functionality requires the FAST™ QD Lever, which must be purchased separately.
- We are a Small Business: We do the most we can to help with return costs, but we are not Amazon and cannot take hits or losses like Amazon.
- Lifetime Warranty: Atomic Defense will always stand behind our products. Our lifetime warranty covers any defects and ensures that you never need to worry about parts or the quality of your orders for the entire life of the product.
- Wrong Items: Atomic Defense takes pictures of orders before they are packaged and shipped. We pay for return, recertification and exchange shipping costs if we ever make a mistake on your orders.
- Rules for Returns: We may deduct refurbishing costs, plus materials and labor, of used products or modified products. This includes, but is not limited to; products with residue, smells, scratches, missing parts, debris, dents and damage. **We reserve the right to refuse returns.
- Packaging: Ensure returns are packaged safely with thick padding on all six sides. Failure to correctly package returns may damage products and will be deducted from Buyer's account.
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Start a Return or Exchange
Visit our return portal to begin the self-serve return/exchange process.
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General Products:
- Must be within 30 days of package delivery.
- No need to purchase a shipping label! Atomic Defense will give you a pre-paid one.
Ballistic and Bulletproof Products:
- Most companies will not accept any returns on ballistic or bulletproof items. We offer recertification as a courtesy.
- Must be within 30 days of package delivery.
- No need to purchase a shipping label! Atomic Defense will give you a pre-paid one.
- A re-certification cost of 20% applies to returns of ballistic and bulletproof products.
- The 20% recertification covers the cost of ensuring the armor is safe. Usually starting with X-Raying the armor for cracks underneath the coating, inspection for damage, and water damage testing. Without this 20%, we would not be able to offer returns on armor.
- There is no way for us to know how or if it was used once shipped, and we have to consider them unsafe until retested, inspected and certified.
- Exchanges and non-ballistic products do not have a re-certification cost.