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Al's Custom

Custom Firearms Parts and Gunsmithing Since 1981

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  1. Shopping >
  2. AR-15 Parts >
  3. Tactical Sights, Gas Blocks, Sight Tools
NM Rear Apertures .040 x .030 - Product Image
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NM Rear Apertures .040 x .030   

Price: $12.95 
Quantity:
 
Apertures Size: .040 and .030

Products & Services

  • Custom
    • Al’s AR Parts
    • Al’s Shotgun Parts
    • Gunsmithing Tools
  • AR-15
    • 223 Barrels
    • Barrel Parts
    • Blaster Packs (part kits/mounts)
    • Bolt Carriers & Components
    • Bolts / Extractors
    • Buttstocks
    • Charge Handles
    • Cheek Pieces & Brass Catchers
    • Forward Assist
    • Grips and Pins
    • Gunsmithing Tools
    • Handguards
    • Triggers
    • Lower Receiver & Assemblies
    • Lower Receiver Parts
    • Barrel Assemblies
    • Tactical Sights, Sight Tools, etc.
    • Upper Receivers
    • Upper Receiver Parts
  • Scopes & Mounts
    • Aimpoint Scopes
    • Aimpoint Mounts & Rings
    • Primary Arms Scopes
    • Tactical Mounts & Rings
    • Weaver Style Mounts – Handguns
    • Weaver Style Mounts – Rifles
  • Handguns
    • Wolff Springs
    • Miculek Grips
    • Moon Clips
    • Moon Clip Holders
    • Pistol Mag Pouches
  • Mags
    • AR-15 Magazines
    • AR-15 Mag Components
    • Magazine Holders & Pouches
    • Beta C Mag
  • Accessories
    • DPMS A-15
    • Cleaning Kits
    • Shotgun Shell Carriers
    • Slings
    • Bipods
  • Specials
  • Contact Us
    • Gunsmithing
      • Kahr Arms
      • Shotguns
      • Revolver Work
      • 1911
  • View Cart
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