Steiner 8717-T3 | M7Xi 2.9×20 50mm | Tremor 3

Steiner’s M7Xi M-Series 8717-T3 is a high-performance riflescope designed for long-range observation and precision shooting. The combination of 2.9×20 magnification and a 50mm objective, paired with a 34mm tube, delivers a wide field of view and extended adjustment capacity. Low-profile turrets and the Tremor 3 reticle provide intuitive holdovers and repeatable adjustments. This optical package is well suited for precision target work and tactical observation applications.

Product Specifications

• The manufacturer is Steiner Optics.
• The model and part number are M7Xi M-Series 8717-T3.
• The magnification is 2.9×20.
• The objective diameter is 50mm.
• The reticle is the Tremor 3.
• The tube diameter is 34mm.
• The eye relief is 3.23" – 3.43".
• The field of view is 12 – 1.78 meters @ 100 meters.
• The overall length is 13.80".
• The adjustable parallax range is 50 yds to Infinity.
• The scope is rated Fog/Waterproof for environmental reliability.
• The weight is 32.50 oz.
• Included accessories: battery, lens cloth and lens cover.
• UPC: 840229104857.

The M7Xi 8717-T3 blends optical clarity, a compact profile, and robust construction to support demanding observational tasks and precision ranges. Its short overall length preserves rail space for clip-on devices, while the 34mm tube and tactile turrets give ample adjustment range for extended engagements. Choose this scope where clear sighting, repeatable adjustments, and durable design are priorities.

Users have praised its optical clarity and rugged reliability.