AR-15 Upper Receiver Parts

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  • KAC-Knight's Armament 4 Rib Handguard Panel, 2.65 Inch Length, Black
    KAC-Knight's Armament 4 Rib Handguard Panel, 2.65 Inch Length, Black $22.60
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  • KAC-Knight's Armament 45 DEG Offset Aimpoint T-1 Micro Base Mount Kit
    KAC-Knight's Armament 45 DEG Offset Aimpoint T-1 Micro Base Mount Kit $132.30
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  • KAC-Knight's Armament 45 DEG Offset Rail Mounted Micro 300m Sight Kit
    KAC-Knight's Armament 45 DEG Offset Rail Mounted Micro 300m Sight Kit $204.12
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  • KAC-Knight's Armament 45 Degree Offset Micro Front and Rear Sight Set
    KAC-Knight's Armament 45 Degree Offset Micro Front and Rear Sight Set $252.00
    Out of stock
  • KAC-Knight's Armament 5 Rib Handguard Panel, 3.47 Inch Length, Black
    KAC-Knight's Armament 5 Rib Handguard Panel, 3.47 Inch Length, Black $22.60
    Out of stock
  • KAC Knight's Armament 5.56mm Mini-MAMS (Multi-Axis Muzzle Stability) Brake (30168)
    KAC-Knight's Armament 5.56mm Mini-MAMS (Multi-Axis Muzzle Stability) Brake $302.35
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  • KAC-Knight's Armament 5.56mm QDC 3 Prong Flash Hider, New Takeoff
    KAC-Knight's Armament 5.56mm QDC 3 Prong Flash Hider, New Takeoff $105.00 $85.00
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  • KAC-Knight's Armament 5.56mm QDC Flash Eliminator 3 Prong Flash Hider
    KAC-Knight's Armament 5.56mm QDC Flash Eliminator 3 Prong Flash Hider $105.00
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  • Black 6 Rib Panel
    KAC-Knight's Armament 6 Rib Handguard Panel, 3.90 Inch Length $22.60
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  • KAC-Knight's Armament 7.62 MAMS (Multi-Axis Muzzle Stability) Brake, 3/4-24 Thread
    KAC-Knight's Armament 7.62 MAMS (Multi-Axis Muzzle Stability) Brake, 3/4-24 Thread $403.15
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  • KAC-Knight's Armament 7.62mm MAMS (Malti-Axis Muzzle Stability) Muzzle Brake 5/8-24 Thread
    KAC-Knight's Armament 7.62mm MAMS (Malti-Axis Muzzle Stability) Muzzle Brake 5/8-24 Thread $403.15
    Out of stock
  • KAC-Knight's Armament 7.62mm QDC 3 Prong Flash Hider Kit, 3/4"-24 Thread
    KAC-Knight's Armament 7.62mm QDC 3 Prong Flash Hider Kit, 3/4"-24 Thread $204.90
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  • KAC-Knight's Armament 7.62mm QDC Flash Suppressor Kit Threaded 5/8-24
    KAC-Knight's Armament 7.62mm QDC Flash Suppressor Kit Threaded 5/8-24 $151.20
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  • KAC-Knight's Armament 7.62mm QDC Flash Suppressor Kit, 1/2"-28 Thread
    KAC-Knight's Armament 7.62mm QDC Flash Suppressor Kit, 1/2"-28 Thread $105.00
    Out of stock
  • KAC-Knight's Armament 7.62mm QDC Flash Suppressor Kit, 3/4"-24 Thread
    KAC-Knight's Armament 7.62mm QDC Flash Suppressor Kit, 3/4"-24 Thread $151.20
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  • KAC-Knight's Armament 9 Rib Handguard Panel, 5.48 Inch Length
    KAC-Knight's Armament 9 Rib Handguard Panel, 5.48 Inch Length $22.60
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  • KAC-Knight's Armament Aimpoint Micro High NVG Quick Detach Mount Kit
    KAC-Knight's Armament Aimpoint Micro High NVG Quick Detach Mount Kit $157.50
    Out of stock
  • KAC-Knight's Armament Aimpoint Micro Offset Rail Mount
    KAC-Knight's Armament Aimpoint Micro Offset Rail Mount $62.50
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  • KAC-Knight's Armament Aimpoint Micro Sight Battery Cap
    KAC-Knight's Armament Aimpoint Micro Sight Battery Cap $37.74
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  • KAC-Knight's Armament Aimpoint Micro Sight Mount
    KAC-Knight's Armament Aimpoint Micro Sight Mount $189.00
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  • KAC-Knight's Armament AR15/SR15 RAS Handguard Nut
    KAC-Knight's Armament AR15/SR15 RAS Handguard Nut $67.25
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  • KAC-Knight's Armament Bipod Stud & Nut Assy. For RAS Forend
    KAC-Knight's Armament Bipod Stud & Nut Assy. For RAS Forend $18.90
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  • Knight's Armament Carbine FF RAS (20208)
    KAC-Knight's Armament Carbine FF RAS $325.26
    Out of stock
  • KAC-Knight's Armament Coiled Spring Pin for NT4 Suppressors
    KAC-Knight's Armament Coiled Spring Pin for NT4 Suppressors $2.95
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  • KAC-Knight's Armament Forward Pistol Grip Assembly
    KAC-Knight's Armament Forward Pistol Grip Assembly $67.66
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  • KAC-Knight's Armament H & K (HK) 91 RAS $344.47
    Out of stock
  • KAC-Knight's Armament H & K (HK) 93 RAS $344.47
    Out of stock
  • KAC-Knight's Armament H & K (HK) MP5 RAS
    KAC-Knight's Armament H & K (HK) MP5 RAS $344.47
    Out of stock
  • KAC-Knight's Armament H&K RAS Aimpoint Mount
    KAC-Knight's Armament H&K RAS Aimpoint Mount $248.19 $243.23
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  • KAC-Knight's Armament H&K RAS Rail Mount
    KAC-Knight's Armament H&K RAS Rail Mount $212.93 $208.67
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  • KAC-Knight's Armament KeyMod 5 Slot Rail Section
    KAC-Knight's Armament KeyMod 5 Slot Rail Section $43.47
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  • KAC-Knight's Armament KeyMod 9 Slot Rail Section
    KAC-Knight's Armament KeyMod 9 Slot Rail Section $59.60
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  • KAC-Knight's Armament Keymod Belt Hook Assembly
    KAC-Knight's Armament Keymod Belt Hook Assembly $50.25
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  • Black
    KAC-Knight's Armament Keymod Handstop $25.19
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  • KAC-Knight's Armament Keymod Rail Sling Mount
    KAC-Knight's Armament Keymod Rail Sling Mount $38.05
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  • KAC-Knight's Armament KeyMod Sight Kit With 300M Rear Sight (30759)
    KAC-Knight's Armament KeyMod Sight Kit With 300M Rear Sight $280.67 $209.95
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  • KAC-Knight's Armament Keymod Sling Hook Assy
    KAC-Knight's Armament Keymod Sling Hook Assy $50.24
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  • KAC-Knight's Armament Locking Front Folding Sight, Fits SR15, SR16, M16, AR-15 With 0.750 Inch Barrel
    KAC-Knight's Armament Locking Front Folding Sight, Fits SR15, SR16, M16, AR-15 With 0.750 Inch Barrel $459.95
  • KAC-Knight's Armament Long Scope Ring Riser, 6" Long, 3/4" High
    KAC-Knight's Armament Long Scope Ring Riser, 6" Long, 3/4" High $149.00
    Out of stock
  • KAC-Knight's Armament Low Profile 30mm Sight Mount
    KAC-Knight's Armament Low Profile 30mm Sight Mount $230.43
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