4818-12-BK : Modular Rail System (1pc) 1.8" inside diam. 12" length - M-LOK® Slots - Black

SKU
154082

Comes standard with a 3-pack of M-LOKT or KeyModT Rail covers in black and an 18 slot ladder in black for the Picatinny Rail.

6061 T6 Construction, Type III Class 2 Black Hard-Coat Anodized CNC machined lightweight one piece free float design.

Aluminum barrel nut allows mounting of up to 1" diameter barrels.

12? Version Weighs 11 ounces

Made in the USA

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Following a manufacturers price increase, we reserve the right to change product prices at any time without further notice.


  • M-LOK design to accept Ergo and all other M-LOKT accessories
  • Aluminum Barrel Nut included
  • Accepts Ergo WedgeLok® Slot Covers
  • Full length, scalloped Mil-Spec 1913 Picatinny top rail
  • 1.8" inside diameter to accept most suppressors
  • For AR-15/M16 platforms (Not AR-10, SR25, etc.)
  • Uses standard barrel nut wrench
More Information
Hand Guards & Accessories Hand Guards
Compatibility AR15
Hand Guard Slots M-LOK®
Length (in) 12
Note Aluminum barrel nut allows mounting of up to 1” diameter barrels.
Manufacturer Number 4818-12
Color Black
UPC 874748006354
Brand ERGO® Grips
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