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Ergo Superlite Modular KeyMod Rail System (1-piece)

Ergo Superlite Modular KeyMod Rail System (1-piece)

Part Number:4819
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The ERGO SuperLite™ Free Float Modular KeyMod Rail System provides a 1.8” outside diameter and a compact 1.37” inside diameter designed to create a clean and sleek profile. Ventilation cutouts aid in rapid cooling, and provide substantial weight reduction.

7? Version Weighs 6.9 ounces

9? Version Weighs 7.9 ounces

12? Version Weighs 9.2 ounces

15? Version Weighs 10.6 ounces

KeyMod slots are located at the 3, 6, and 9 o’clock positions allowing users to run with or without rail covers (4330-4PK).


  • 6061 T6 Construction
  • Type III Hard-coat Anodized Finish
  • Lightweight one piece free float design
  • KeyMod design accepts Ergo and all other KeyMod compatible accessories
  • Full length, seamless Mil-Spec 1913 Picatinny top rail
  • Scalloped Picatinny rail slots for comfort and style
  • Sleek 1.8” outside diameter and a 1.37” inside diameter
  • For AR-15/M16 platforms (Not AR-10, SR25, etc.)
  • Available in 9?, 12”, and 15” lengths
  • Made to VLTOR Weapons Systems KeyMod Specifications
  • Made entirely in the USA.

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