Sup Def x Westside x Kastle

Product details

Tough Framework

Machined in our own state of the art facility the FORTRESS™ series optic mounts boast the most rigid and durable designs on the market. Understanding the imperatives of tactical operations, every product in the Kastle line is tailored for optimal human interaction with their weapons platform. With feedback from warfighters, law enforcement professionals, and competitive shooters, our offerings undergo rigorous field testing, ensuring that they don't just meet expectations—they redefine them.

Lifetime Warranty

Kastle Group Warranty Policy

Kastle Group, LLC stands behind the quality of its products and offers replacement or service for any defects in materials or workmanship.

Warranty Terms:

  • Machined Mechanical Products: Lifetime coverage.

If a product has been discontinued, a replacement may not be available. In such cases, our customer support team will assist you in identifying the best possible solution.

Important Information:

  • Applying excessive torque to fasteners can result in damage to mounts or optics and will void the warranty.
  • The improper use of thread-locking agents, such as VibraTite®, Loctite® or similar products, will invalidate the warranty.

For questions or assistance with warranty claims, please reach out to our customer service team. We are here to help!

Zero Compromise

Every aspect of our process is approached with the highest level of detail to both form and function. We believe a superior product should perform impeccably and look equally impressive. In an era where production is often outsourced, our lineage in advanced in-house manufacturing shapes our steadfast commitment to precision, reliability, and unparalleled quality.

Shop Mounts

PRECISION ELEVATED

FAQs

Please read our FAQs page to find out more.

Which color should I buy?
  • Black - You should know this one.
  • Flat Dark Earth - Traditional deep & rich FDE color. Pairs great with all shades of FDE.
  • Desert Sand - On the lighter side of the "Tanodize" spectrum and pairs well with less saturated shades of tan or FDE.
  • Clear - This anodize produces a champagne grey finish that shifts with the light. Pairs great with all clear ano and Q™ products.
  • OD Green - No, we didn't forget about this classic. Pairs well with anything olive drab or ranger green. Also a good match with Noveske™ bazooka green.

Pro Tip: Try mix-matching colors for a unique look.

Disclaimer: Anodize processing varies slightly in color by batch. Anodize may look different than what is pictured.

What does "Fortress™ accessory ready" mean?

Fortress™ series optic mounts mate with a range of modular accessories unleashing unmatched end user customization to support even the most complex builds imaginable.

Is my device compatible?

Fits Most Major Thermal & IR/Vis Laser Platforms including MAWL, DBAL, NGAL, RAID-X, RH-25, Skeet IR, & more.

Didn’t find your answer?

Don't hestitate to contact us