Spikes SFT50M4 Flat Top Stripped Upper Multi-Caliber 7075-T6 Aluminum Black Anodized Receiver for M4 Platform $103.50
Spikes ST5BG01 Bolt Carrier Group 223 Rem,5.56x45mm NATO Black Phosphate Steel AR-15, M16 Full Auto $134.96
Spikes Tactical SBV1065 R2 Muzzle Brake Black Nitride 416R Stainless Steel with 1/2"-28 tpi Threads for 5.56x45mm NATO $52.20
Spikes ST5BG03 Bolt Carrier Group 223 Rem,5.56x45mm NATO Nickel Boron Steel AR-15, M16 Full Auto $202.50
Spikes Tactical SBV1017 Dynacomp Extreme Muzzle Brake Black Nitride 416R Stainless Steel with 1/2"-28 tpi Threads & 2.25" OAL for 5.56x45mm NATO $80.96
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 STU5025R9S Complete Upper 5.56x45mm NATO 16" Black Phosphate Barrel, 7075-T6 Aluminum Black Receiver, 9" BAR2 Free-Float Handguard for M4 Carbine $743.40
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 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 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 $761.71