FN FN66-101377 510 T 10mm Pistol — MRD Optics-Ready Slide, Ambidextrous Controls, 1913 Pic-Rail (Pack of 4)
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FN 510 T (SKU FN66-101377) 10mm polymer centerfire pistol with MRD optics-ready slide, ambidextrous controls, and a 1913 Picatinny rail; package quantity 4. Confirm barrel length, magazine capacity, and optic plate specifics with the manufacturer prior to purchase.
Sold by Each1 each = 4 eachPrice shown per each
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Description
Description
Product Overview
FN FN66-101377 is listed under Firearm > Pistols > Polymer Centerfire Pistols with SKU FN66-101377. Verified attributes include an MRD optics-ready slide, ambidextrous controls, and an integrated 1913 Picatinny rail. Package quantity is 4.
Why This Product
- MRD Optics Ready Slide — the product record identifies the slide as prepared for mini red dot optics (product-275530:f009).
- Ambidextrous controls — a listed feature useful for left- and right-handed users (product-275530:f010).
- 1913 Pic-Rail — a recorded accessory rail type for mounting lights/lasers (product-275530:f011).
Key Verified Specifications
- Brand / Manufacturer: FN (product-275530:f002, product-275530:f006, product-275530:f007)
- Category: Firearm; Pistols; Polymer Centerfire Pistols (product-275530:f003, product-275530:f004, product-275530:f005)
- Distinguishing features: MRD Optics Ready Slide (product-275530:f009); Ambidextrous Controls (product-275530:f010); 1913 Pic-Rail (product-275530:f011)
- Package quantity: 4 (product-275530:f008, product-275530:f012)
- SKU: FN66-101377 (product-275530:f014)
- Availability status: in stock (product-275530:f015)
Appropriate Use Cases
- Supplying MRD-ready pistols for customers planning to install mini red dot optics (product-275530:f009).
- Outfitting pistols with accessories such as lights or lasers using the 1913 Picatinny rail (product-275530:f011).
- Bulk procurement where the package quantity of 4 affects ordering and inventory (product-275530:f008).
What Customers Should Know
- Record confirms MRD-ready slide but does not specify which optic footprints or mounting plates are included—verify exact optic compatibility with manufacturer documentation (product-275530:f009).
- Package quantity is 4: confirm whether you require single units or the pack (product-275530:f008).
- Use SKU FN66-101377 for receiving and inventory reconciliation (product-275530:f014).
Specifications
- Short Stroke Gas Piston Gas System (Rifle Length)
- 18.6″ Barrel Length ( Mid-Weight style, non-fluted)
- 1:8 Twist Rate Rifling

