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Browse Harrington & Richardson 5.56x45mm NATO products for sale at the lowest prices online.

Complete Uppers

Lower Receivers

Harrington & Richardson 20" M16A1 Pencil Barrel, 5.56, 1/12, Parkerized, CH Bore, Stripped - Harrington & Richardson

Harrington & Richardson 20" M16A1 Pencil Barrel, 5.56, 1/12, Parkerized, CH Bore, Stripped

Harrington & Richardson

Harrington & Richardson Retro M16A1 Lowers Receiver, Gray, Blem - Harrington & Richardson

Harrington & Richardson Retro M16A1 Lowers Receiver, Gray, Blem

Harrington & Richardson

Harrington & Richardson Retro M16A1 Lowers Receiver, Gray - Harrington & Richardson

Harrington & Richardson Retro M16A1 Lowers Receiver, Gray

Harrington & Richardson

H&R Retro M16A1 barrel assembly 1/7 twist - Harrington & Richardson

H&R Retro M16A1 barrel assembly 1/7 twist

Harrington & Richardson

Harrington & Richardson Retro 604 "Air Force" Complete Upper Receiver, 1/12 Twist, Gray - Harrington & Richardson

Harrington & Richardson Retro 604 "Air Force" Complete Upper Receiver, 1/12 Twist, Gray

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Harrington & Richardson

Harrington & Richardson Retro 653 16" 5.56 Carbine-Length AR-15 Upper w/ 1:7 Twist - Harrington & Richardson

Harrington & Richardson Retro 653 16" 5.56 Carbine-Length AR-15 Upper w/ 1:7 Twist

Harrington & Richardson

Blem Harrington & Richardson Retro 723 16" AR-15 Upper 5.56 1:7 Carbine Length - Harrington & Richardson

Blem Harrington & Richardson Retro 723 16" AR-15 Upper 5.56 1:7 Carbine Length

Harrington & Richardson

Harrington & Richardson M16A2 Lower Receiver, Black - Harrington & Richardson

Harrington & Richardson M16A2 Lower Receiver, Black

Harrington & Richardson

Harrington & Richardson BLEM Retro 653 16" 5.56 Carbine-Length AR-15 Upper w/ 1:7 Twist - Harrington & Richardson

Harrington & Richardson BLEM Retro 653 16" 5.56 Carbine-Length AR-15 Upper w/ 1:7 Twist

Harrington & Richardson

Harrington & Richardson Retro AR-15 5.56/.223 Waffle Magazine, 20rd - Harrington & Richardson

Harrington & Richardson Retro AR-15 5.56/.223 Waffle Magazine, 20rd

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Harrington & Richardson

Harrington & Richardson Retro M16A1 Stripped Barrel Assembly - Harrington & Richardson

Harrington & Richardson Retro M16A1 Stripped Barrel Assembly

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Harrington & Richardson

Harrington & Richardson Commando Lower Receiver. Gray (Blem) - Harrington & Richardson

Harrington & Richardson Commando Lower Receiver. Gray (Blem)

Harrington & Richardson

BLEM Harrington & Richardson Government Carbine, Pencil Profile, A2 Rifle, Black

Harrington & Richardson

Blem Harrington & Richardson M16A2 Lower Receiver Black - Harrington & Richardson

Blem Harrington & Richardson M16A2 Lower Receiver Black

Harrington & Richardson

Harrington & Richardson Complete Gray Commando Lower, 2 position tube, Authentic Aluminum Stock - Harrington & Richardson

Harrington & Richardson Complete Gray Commando Lower, 2 position tube, Authentic Aluminum Stock

Harrington & Richardson

Blem Harrington & Richardson 723 Style Carbine 5.56 Rifle, Black - Harrington & Richardson

Blem Harrington & Richardson 723 Style Carbine 5.56 Rifle, Black

Harrington & Richardson

H&R Retro M16A1 barrel assembly 1/12 twist w/M4 Feed Ramp - Harrington & Richardson

H&R Retro M16A1 barrel assembly 1/12 twist w/M4 Feed Ramp

Harrington & Richardson

Harrington & Richardson Retro 723 16" AR-15 Upper 5.56 1:7 Carbine Length - Harrington & Richardson

Harrington & Richardson Retro 723 16" AR-15 Upper 5.56 1:7 Carbine Length

Harrington & Richardson

Harrington & Richardson BLEM Complete Gray Commando Lower, 2 position tube, Authentic Aluminum Stock - Harrington & Richardson

Harrington & Richardson BLEM Complete Gray Commando Lower, 2 position tube, Authentic Aluminum Stock

Harrington & Richardson

Harrington & Richardson Retro M16A1 Style 20" 5.56 1/12 Rifle, Black - Harrington & Richardson

Harrington & Richardson Retro M16A1 Style 20" 5.56 1/12 Rifle, Black

Harrington & Richardson

Harrington & Richardson M16A2 Style Complete Lower - Harrington & Richardson

Harrington & Richardson M16A2 Style Complete Lower

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Harrington & Richardson

Harrington & Richardson M16A1 Style Complete Lower - Harrington & Richardson

Harrington & Richardson M16A1 Style Complete Lower

Harrington & Richardson

Harrington & Richardson C7 Complete 20" Upper, Black - Harrington & Richardson

Harrington & Richardson C7 Complete 20" Upper, Black

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Harrington & Richardson

Harrington & Richardson M16A2 TIA 10" Complete Pistol Upper - Harrington & Richardson

Harrington & Richardson M16A2 TIA 10" Complete Pistol Upper

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Harrington & Richardson

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