







FAST™ MicroPrism
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Customers from Taiwan can make purchases at PTS Steel Shop (Taiwan) / Ruten - PTS Steel Shop, while those from the United States can visit PTS (USA).

Standard mounting heights for compact prism optics often limit a shooter's neck geometry and shooting stance, creating clearance problems when operating with electronic communications gear, gas masks, or helmet-mounted night vision optics.
The Unity Tactical FAST™ MicroPrism mount brings unmatched ergonomics to compact optics by elevating Primary Arms® MicroPrism™ sights to a 2.26″ optical centerline from the rail. This raised baseline encourages a natural heads-up shooting posture, accelerating initial target acquisition and ensuring ample clearance for passive aiming through night vision devices. Built to rigorous standards, it fits directly onto MIL-STD M1913 Picatinny rails and offers rock-solid optic mounting in demanding operating conditions.
Key Features
- 2.26″ Optical Centerline Height: Positions Primary Arms® MicroPrism™ optics at an optimal height for heads-up target acquisition and passive NVG engagement.
- Mini-Prism Footprint Compatibility: Tailored for Primary Arms® MicroPrism™ optics and compatible with optics utilizing the industry-standard mini-prism footprint pattern.
- Rugged 7075-T6 Aluminum: Machined from lightweight, high-strength 7075-T6 aluminum to withstand extreme operational forces.
- Type III Hardcoat Anodized Finish: Treated with a durable Type III hardcoat anodizing for long-lasting chemical and scratch resistance.
- Versatile Clamping Options: Ships with a reliable 2 cross bolt rail clamp and fully supports the optional FAST™ QD Lever upgrade.
Technical Highlights
- Brand: Unity Tactical
- Product: FAST™ MicroPrism
- Available Colors: Black, FDE
- Optical Centerline Height: 2.26"
- Rail Mount: MIL-STD M1913 Picatinny
- Material: 7075-T6 Aluminum
- Coating: Type III Hardcoat Anodized
- Weight: <3.0 oz / <85.0 g
- Dimensions (W x L x H): <1.4 x 2.2 x 2.1 in / <3.6 x 5.6 x 5.3 cm
- Compatibility: Primary Arms® MicroPrism™ optics and optics sharing the industry-standard mini-prism footprint
Applications
Ideal for law enforcement personnel, shooting competitors, and airsoft enthusiasts who run Primary Arms® MicroPrism™ sights and require a raised optical centerline for improved ergonomics, fast target acquisition, and seamless night vision setup.
FAQ
- Q: What optic height does the FAST MicroPrism mount provide?
- A: It places Primary Arms® MicroPrism™ optics at a 2.26″ optical centerline height from the rail.
- Q: What sights work with the FAST MicroPrism mount?
- A: It is designed for Primary Arms® MicroPrism™ optics and most optics featuring the industry-standard mini-prism footprint.
- Q: Is the FAST MicroPrism mount compatible with a QD lever?
- A: Yes, while it comes standard with a 2 cross bolt rail clamp, it is fully compatible with the FAST™ QD Lever.
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