Spike's Tactical Forged Charging Handle Black Finish SUH100F

Spike's Tactical Complete Upper Receiver 223 Rem/556NATO 16" Chrome Lined Barrel 1:7 Twist Fits AR Rifles Flat Top Receiver A2 Front Sights Black Finish STU5025-M4S

Spike's Tactical Complete Upper Receiver 223 Rem/556 NATO 16" Chrome Lined Barrel 1:7 Twist Fits AR Rifles Flat Top Receiver Quad Rail Handguard Black Finish STU5025-R9S

Spike's Tactical Complete Upper Receiver 223 Rem/556NATO 14.5" Barrel (16" OAL with Pinned Brake) Mid-length Gas System Fits AR Rifles Black Flat Top Receiver No Sights 12" SAR3 Quad Rail Dynacomp Muzzle Brake No Mags STU5050-CQ2D

Spike's Tactical Complete Upper Receiver 223 Rem/556NATO 14.5" Barrel (16" OAL with Pinned Brake) Mid-length Gas System Fits AR Rifles Black Flat Top Receiver No Sights 12" SAR3 Quad Rail Dynacomp Muzzle Brake No Mags STU5050-S2D

Spike's Tactical Complete Upper Receiver 223 Rem/556NATO 16" FN Hammer Forged Barrel 1:7 Twist Fits AR Rifles Mid-length Gas System Front Sight Post Black Finish STU5435-MLS

Spike's Tactical .625 Micro Gas Block W/ Screws SUGB110

Spike's Tactical .750 Micro Gas Block W/ Screws SUGB120

Spike's Tactical Pistol Length Gas Tube Black Nitride Finish SUGT0M1

Spike's Tactical Carbine Length Gas Tube Black Nitride Finish SUGT0M2

Spike's Tactical Mid Length Gas Tube Black Nitride Finish SUGT0M3

Spike's Tactical Rifle Length Gas Tube Black Nitride Finish SUGT0M4

Spike's Tactical Lower Receiver 223 Kit Without Fire Control Group/Trigger Group 223 Rem/556NATO Includes Safety Selector Bolt Catch Magazine catch Billet Magazine Catch Button Front Pivot Pin Rear Take Down Pin Aluminum Trigger Guard w/Spring Loaded Detent Bolt Catch Spring Disconnect Spring Magazine Catch Spring Safety Selector Spring Buffer Retainer Spring Safety Selector Detent Bolt Catch Plunger Buffer Retaining Pin Bolt Catch Roll Pin Trigger Guard Roll Pin A2 Pistol Grip 1/4x28 Allen Cap Screw Star Lock Washer for A2 Grip Screw SLPK100

Spike's Tactical Lower Receiver 223 Kit Standard 223 Rem/556NATO Rounded Hammerand Hammer Spring Trigger and Trigger Spring Disconnector and Disconnector Spring Safety Selector Detent Spring Bolt Catch Roll Pin Plunger Magazine Catch Trigger Guard A2 Pistol Grip. Black Finish SLPK101

Spike's Tactical Enhanced Lower Receiver 223 Kit 223 Rem/556NATO KNS Gen II ModII Anti-Rotation Pins Spikes Billet Trigger Guard ST Battle Trigger Ambi Safety Selector Bolt Catch Mag Catch Mag Catch Button Detents Plungers Pins Springs Black Finish SLPK301

Spike's Tactical Enhanced Lower Receiver 223 Kit 223 Rem/556NATO KNS Gen II ModII Anti-Rotation Pins Spikes Billet Trigger Guard Ergo Grip ST Battle Trigger Ambi Safety Selector Bolt Catch Mag Catch Mag Catch Button Detents Plungers Pins Springs Flat Dark Earth Finish SLPK302

Spike's Tactical 308 LPK Small 223 For Livewire or Jack 308 Black Finish No Fire Control Group Includes Safety Selector Detent and Spring Magazine Catch Spring and Billet Mag Button Buffer Retainer Spring and Plunger Spike's Pro Grip 1/4x28" Hex Screw Star Lock Washer SLPKX15

Spike's Tactical Rail M-LOK 308WIN 15" Fits AR-15 Rifles Black SMRX015

Spike's Tactical ST22 Pistol Plug Plug Your Lower Receiver Instead of Using a Buffer Tube Black Finish ST2P100

Spike's Tactical Bolt Carrier Group HPT/MPI Bolt Black Phosphate Finish ST5BG01