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

Complete Uppers

Lower Receivers

Harrington & Richardson BLEM "Slickside" Stripped Upper Receiver, Black - Harrington & Richardson

Harrington & Richardson BLEM "Slickside" Stripped Upper Receiver, Black

Harrington & Richardson

BLEM Harrington & Richardson Retro M16A1 20" AR-15 Upper 5.56 1:7 Rifle Length, Black - Harrington & Richardson

BLEM Harrington & Richardson Retro M16A1 20" AR-15 Upper 5.56 1:7 Rifle Length, Black

Harrington & Richardson

Harrington & Richardson Complete Commando 10" Pistol - Harrington & Richardson

Harrington & Richardson Complete Commando 10" Pistol

Harrington & Richardson

Harrington & Richardson BLEM XM16E1 Complete Upper, Gray, 1/12 - Harrington & Richardson

Harrington & Richardson BLEM XM16E1 Complete Upper, Gray, 1/12

Harrington & Richardson

Harrington & Richardson BLEM XM177E2 Stripped Lower, Gray - Harrington & Richardson

Harrington & Richardson BLEM XM177E2 Stripped Lower, Gray

Harrington & Richardson

Harrington & Richardson A2 Stripped Lower Receiver, Gray - Harrington & Richardson

Harrington & Richardson A2 Stripped Lower Receiver, Gray

Harrington & Richardson

Harrington & Richardson BLEM Retro M16A1 StyleE 1/7 Twist 20" 5.56 Rifle, Gray - Harrington & Richardson

Harrington & Richardson BLEM Retro M16A1 StyleE 1/7 Twist 20" 5.56 Rifle, Gray

Harrington & Richardson

BLEM Harrington & Richardson TIA Complete 10" A2 Pistol, 5.56mm, Black - Harrington & Richardson

BLEM Harrington & Richardson TIA Complete 10" A2 Pistol, 5.56mm, Black

Harrington & Richardson

Harrington & Richardson BLEM M16A2 Chrome Lined Rifle, Black - Harrington & Richardson

Harrington & Richardson BLEM M16A2 Chrome Lined Rifle, Black

Harrington & Richardson

Harrington & Richardson BLEM M16A2 Chrome Lined Rifle, Gray - Harrington & Richardson

Harrington & Richardson BLEM M16A2 Chrome Lined Rifle, Gray

Harrington & Richardson

Harrington & Richardson BLEM Commando Style 12.5" Complete Upper w/ BCG and Charging Handle - Harrington & Richardson

Harrington & Richardson BLEM Commando Style 12.5" Complete Upper w/ BCG and Charging Handle

Harrington & Richardson

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 733 Complete 11.5" Upper, Black - Harrington & Richardson

Harrington & Richardson 733 Complete 11.5" Upper, Black

Harrington & Richardson

Harrington & Richardson M16A2 Special Forces COTS Marked Stripped Lower, Black - Harrington & Richardson

Harrington & Richardson M16A2 Special Forces COTS Marked Stripped Lower, Black

Harrington & Richardson

Blem Harrington & Richardson 733 Pistol Upper, 5.56, 17 Gray, C7 - Harrington & Richardson

Blem Harrington & Richardson 733 Pistol Upper, 5.56, 17 Gray, C7

Harrington & Richardson

Harrington & Richardson BLEM "Slickside" 20" Complete Upper, Gray 1/7 Twist - Harrington & Richardson

Harrington & Richardson BLEM "Slickside" 20" Complete Upper, Gray 1/7 Twist

Harrington & Richardson

Harrington & Richardson 14.7" "Slickside" Upper Receiver - Harrington & Richardson

Harrington & Richardson 14.7" "Slickside" Upper Receiver

Harrington & Richardson

Harrington & Richardson M16A2 Stripped Upper Receiver, Gray - Harrington & Richardson

Harrington & Richardson M16A2 Stripped Upper Receiver, Gray

Harrington & Richardson

Harrington & Richardson BLEM XM16E1 Stripped Lower, Gray - Harrington & Richardson

Harrington & Richardson BLEM XM16E1 Stripped Lower, Gray

Harrington & Richardson

Harrington & Richardson DMR Complete 20" Upper, 1/7, Black - Harrington & Richardson

Harrington & Richardson DMR Complete 20" Upper, 1/7, Black

Harrington & Richardson

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

Harrington & Richardson Commando Lower Receiver. Gray (Blem)

Harrington & Richardson

Harrington & Richardson Complete XM16E1 Lower, Gray - Harrington & Richardson

Harrington & Richardson Complete XM16E1 Lower, Gray

Harrington & Richardson

Harrington & Richardson BLEM A2 Stripped Lower Receiver, Gray - Harrington & Richardson

Harrington & Richardson BLEM A2 Stripped Lower Receiver, Gray

Harrington & Richardson

Harrington & Richardson M16A2 Complete Lower w/ Fixed Stock, Gray - Harrington & Richardson

Harrington & Richardson M16A2 Complete Lower w/ Fixed Stock, Gray

Harrington & Richardson

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