Spikes ST5BG03 Bolt Carrier Group 223 Rem,5.56x45mm NATO Nickel Boron Steel AR-15, M16 Full Auto $202.50
Spikes Tactical SBV1065 R2 Muzzle Brake Black Nitride 416R Stainless Steel with 1/2"-28 tpi Threads for 5.56x45mm NATO $52.20
Spikes SFT50M4 Flat Top Stripped Upper Multi-Caliber 7075-T6 Aluminum Black Anodized Receiver for M4 Platform $103.50
Spikes STU5025M4S Complete Upper 5.56x45mm NATO 16" Black Phosphate Barrel, 7075-T6 Aluminum Black Receiver, M4 Double Head Shield Handguard for M4 Carbine $857.75
Spikes Tactical SAKB0100 Barking Spider2 Muzzle Brake Black Nitride 4140 Chromoly Steel with 1/2"-28 tpi Threads, 3.75" OAL & 1.40" Diameter for 5.56x45mm NATO $121.46
Spikes Tactical SAKB0200 Barking Spider2 Muzzle Brake Black Nitride 4140 Chromoly Steel with 5/8"-24 tpi Threads, 3.75" OAL & 1.40" Diameter for 30 Cal $121.46
Spikes STU5435MLS Complete Upper 5.56x45mm NATO 16" Black Phosphate/Midlength Barrel, 7075-T6 Aluminum Black Receiver, 12" SAR3 Free-Floating Handguard for AR-15 $630.00
Spikes STU5435R2S Complete Upper 5.56x45mm NATO 16" Black Phosphate/Midlength Barrel, 7075-T6 Aluminum Black Receiver, 12" SAR3 Free-Floating Handguard for AR-15 $788.40
Spikes Tactical Midlength Complete 5.56x45mm NATO 16", Black, 12" Picatinny Handguard, A2 Flash Hider $865.58