Toggle Menu
Operation Parts, Inc.
  • Sign in or Register
  • ()
close
  • Sign in or Register
  • Brands
  • Rifle
    • Shop All Rifle
    • AR15 / SR15 Upper Receiver
    • AR15 / SR15 Upper Receiver
    • Complete Uppers
    • Upper Receiver Parts
    • Gas Blocks, Muzzle Devices, Barrels
    • Handguards / Rail Systems & Accessories
    • Suppressors
    • AR15 / SR15 Lower Receiver
    • AR15 / SR15 Lower Receiver
    • Lower Receivers
    • Lower Receiver Parts
    • Stocks, Grips & Accessories
    • AR10 / SR25 Upper Receiver
    • AR10 / SR25 Upper Receiver
    • Complete Uppers
    • Upper Receiver Parts
    • Gas Blocks, Muzzle Devices, Barrels
    • Handguards / Rail Systems & Accessories
    • Suppressors
    • AR10 / SR25 Lower Receiver
    • AR10 / SR25 Lower Receiver
    • Lowers Receivers
    • Lower Receiver Parts
    • Stocks, Grips & Accessories
    • Complete Rifles / Suppressors
    • Bolt Gun
    • CZ Scorpion
    • H&K
    • M-14
    • M249
    • SCAR 16 / 17
  • Shotgun
  • Pistol
  • Sights
    • Shop All Sights
    • Iron Sights (BUIS)
    • Iron Sights (BUIS)
    • Front Iron Sights
    • Rear Iron Sights
    • Night Sights
    • Optics
    • Optic Accessories
    • Optic Mounts
    • Other (M203)
  • Mags
    • Shop All Mags
    • Accessories
    • Magazines
  • Accessories
    • Shop All Accessories
    • Armorer Tools
    • Bipods & Mounts
    • Bipods & Mounts
    • Bipods
    • Bipod Mounts
    • Cleaning & Lubrication
    • Gear
    • Lights / Lasers / Mounts
    • Lights / Lasers / Mounts
    • Lights & Accessories
    • Mounts & Accessories
    • Slings & Mounts
    • Slings & Mounts
    • Slings
    • Sling Mounts
    • Training Aids
  • Shop Services
  • New
  • Sale
Close to View Results Filter
Hide Filters Show Filters
Brand
  • Daniel Defense (6)
  • Knight's Armament (4)
  • Precision Reflex (1)
Price
Other
  • In Stock (5)
  • Home
  • Rifle
  • AR15 / SR15 Upper Receiver
  • Handguards / Rail Systems & Accessories
  • Free Float Handguards
  • 12-13" Handguards

12-13" Handguards

  • Only 2 left in stock
    Daniel Defense Rail Interface System III, RIS III, 12.5", Flat Dark Earth Daniel Defense Rail Interface System III, RIS III, 12.5", Flat Dark Earth
    Quick View Add to Cart
    Only 2 left in stock

    Daniel Defense Rail Interface System III, RIS III, 12.5", Flat Dark Earth

    $486.00

    Daniel Defense

  • Only 3 left in stock
    Daniel Defense Rail Interface System III, RIS III, 12.5", Black Daniel Defense Rail Interface System III, RIS III, 12.5", Black
    Quick View Add to Cart
    Only 3 left in stock

    Daniel Defense Rail Interface System III, RIS III, 12.5", Black

    $486.00

    Daniel Defense

  • Out of stock
    Daniel Defense M4A1 FSP Rail Interface System (RIS) II, Black Daniel Defense M4A1 FSP Rail Interface System (RIS) II, Black
    Quick View Out of stock
    Out of stock

    Daniel Defense M4A1 FSP Rail Interface System (RIS) II, Black

    $486.00

    Daniel Defense

  • Daniel Defense M4A1 FSP Rail Interface System (RIS) II, Flat Dark Earth Daniel Defense M4A1 FSP Rail Interface System (RIS) II, Flat Dark Earth
    Quick View Add to Cart

    Daniel Defense M4A1 FSP Rail Interface System (RIS) II, Flat Dark Earth

    $486.00

    Daniel Defense

  • Out of stock
    KAC-Knight's Armament RAS MRE-Model B, Rail Front Filler Tube KAC-Knight's Armament RAS MRE-Model B, Rail Front Filler Tube
    Quick View Out of stock
    Out of stock

    KAC-Knight's Armament RAS MRE-Model B, Rail Front Filler Tube

    $603.67

    Knight's Armament

  • Only 1 left in stock
    Precision Reflex-Gen III Round Forearm Dark Earth Rifle Length Precision Reflex-Gen III Round Forearm Dark Earth Rifle Length
    Quick View Add to Cart
    Only 1 left in stock

    Precision Reflex-Gen III Round Forearm Dark Earth Rifle Length

    $369.95

    Precision Reflex

  • Out of stock
    KAC-Knight's Armament URX 4 M-LOK Forend Kit, 5.56mm 13.0" Length, IBN KAC-Knight's Armament URX 4 M-LOK Forend Kit, 5.56mm 13.0" Length, IBN
    Quick View Out of stock
    Out of stock

    KAC-Knight's Armament URX 4 M-LOK Forend Kit, 5.56mm 13.0" Length, IBN

    $341.40

    Knight's Armament

  • Only 1 left in stock
    Daniel Defense M4A1 Rail Interface System (RIS) II, Black Daniel Defense M4A1 Rail Interface System (RIS) II, Black Daniel Defense M4A1 Rail Interface System (RIS) II, Black
    Quick View Add to Cart
    Only 1 left in stock

    Daniel Defense M4A1 Rail Interface System (RIS) II, Black

    $486.00

    Daniel Defense

  • Out of stock
    Daniel Defense M4A1 Rail Interface System (RIS) II, Flat Dark Earth Daniel Defense M4A1 Rail Interface System (RIS) II, Flat Dark Earth
    Quick View Out of stock
    Out of stock

    Daniel Defense M4A1 Rail Interface System (RIS) II, Flat Dark Earth

    $486.00

    Daniel Defense

  • Out of stock
    KAC-Knight's Armament URX 4 IBN Keymod Rail 5.56mm 13.0" Length KAC-Knight's Armament URX 4 IBN Keymod Rail 5.56mm 13.0" Length
    Quick View Out of stock
    Out of stock

    KAC-Knight's Armament URX 4 IBN Keymod Rail 5.56mm 13.0" Length

    $341.40

    Knight's Armament

  • Out of stock
    KAC-Knight's Armament Long FF RAS, MK12 Mod 1 KAC-Knight's Armament Long FF RAS, MK12 Mod 1
    Quick View Out of stock
    Out of stock

    KAC-Knight's Armament Long FF RAS, MK12 Mod 1

    $417.45

    Knight's Armament

Newsletter Signup

Footer Start

Categories
  • Brands
  • Rifle
  • Shotgun
  • Pistol
  • Sights
  • Mags
  • Accessories
  • Shop Services
  • New
  • Sale
Information
  • Rewards
  • About Us
  • Contact Us
  • FAQ
  • RSS
  • Terms & Conditions/Policies
  • Testimonials
  • Blog
  • Sitemap
Brands
  • Knight's Armament
  • Magpul
  • Daniel Defense
  • Forward Controls Design
  • Stag Arms
  • Radian Weapons
  • Lewis Machine & Tool
  • Modlite
  • Precision Reflex
  • Unity Tactical
  • View All
Follow Us
Operation Parts, Inc.
PO Box 52
Linden, MI 48451
810-513-5093

© 2023 Operation Parts, Inc.