AR-15 Ultra Lightweight Frame Rail System-10''

SOLD OUT AR-15 Ultra Lightweight Frame Rail System-10''

  • Material: Aircraft grade 6061 aluminum/locking
  • Length: 10”
  • Internal diameter: 1.35” width 1.67 height
  • Keymod location: 3, 6, 9, 12 o’clock location
  •  Top rail has 4 slots or (1.78”) section of pica-tinny on the beginning and end of rail, the rest of the rail is skeleton cut with keymod section for perfect customization.
  • Finish: Black Hard-coat type III Anodized  
  • Barrel nut material:  Steel
  • Clamp on design with proprietary screw and locking washer for easy installation
  • Inside Diameter: 1.35"
  • Spanner wrench needed to torque barrel nut to spec (not included) and hex wrench
  • This rail does not come with keymod section, sold separately

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Stock Status


  • Views: 3800
  • Product Code: FSSK-10
  • Availability: SOLD OUT
  • $37.95
This product has a minimum quantity of 5

Tags: AR-15, Ultra, lightweight, Lightweight, Rail system, 10", Black, hard-coat, type III, anodized, Steel, barrel, nut