Base Gun Used In Build: * King Arms TWS M4 Ver. 2 Limited Edition M-LOK Skeletonized Rifle

HPA Engine Selection: * Polarstar Jack Polarstar Kythera Mechanical Polarstar Airsoft F2 Airsoftjunkiez PolarStar Fusion Engine (Red Nozzle and Poppet) Inferno Spartan Edition Gen2 Inferno Premium Gen2 Heretic Labs Inferno Premium (BlackLeaf Board) GATE PULSAR S ASTER II Blue Tooth GATE PULSAR HYBRID ASTER II Blue Tooth GATE PULSAR D TITAN II Blue Tooth

Tank Regulator: None Redline mini-SFR PolarStar MRS PolarStar MR Gen 2 Wolverine STORM CAT5 Airsoft Junkiez SLP Reg. (SLP TANK REQUIRED)

HPA Braided Air Line - Choose your color:

Tank Choice: None Ninja 13/3000 Tank Ninja 90/4500 Carbon Fiber Tank | NON-SLP Ninja 68/4500 Carbon Fiber Tank | NON-SLP Ninja Paintball 68/4500 Carbon Fiber Air Tank | Blue Ninja Paintball 68/4500 Carbon Fiber Air Tank | Red Ninja 50/4500 Carbon Fiber Tank | NON-SLP Ninja 45/4500 Carbon Fiber Tank | NON-SLP Ninja 90/4500 Carbon Fiber Tank | SLP Ninja 68/4500 Carbon Fiber Tank | SLP Ninja 68/4500 SLP Carbon Fiber Air Tank |BLUE Ninja 68/4500 SLP Carbon Fiber Air Tank | RED Ninja 68/4500 SLP Carbon Fiber Air Tank | LIME Ninja 50/4500 Carbon Fiber Tank | SLP Ninja 45/4500 Carbon Fiber Tank | SLP HK ARMY 68/4500 Carbon Fiber Clear | NON-SLP HK ARMY AeroLite 48/4500 Red HK Army Rush - 68ci / 4500psi "EXTRA LITE" - Black/Gold HK ARMY 48/3000 Aluminum SLP Tank Gunmetal HK ARMY 48/3000 Aluminum Tank Black HK ARMY 48/3000 Aluminum Tank Blue HK ARMY 48/3000 Aluminum Tank Olive HK ARMY 48/3000 Aluminum Tank Red HK ARMY 48/3000 Aluminum Tank Gunmetal HK ARMY 36CI / 4500PSI EXTRA LITE CARBON FIBER TANK - BLACK HK ARMY 48/4500 Carbon Fiber Blue | NON-SLP HK ARMY 48/4500 Carbon Fiber Red| NON-SLP HK ARMY 48/4500 Carbon Fiber Clear | NON-SLP HK ARMY 48/4500 Carbon Fiber Smoke| NON-SLP

Reinforced Grip Lines: None Airsoftjunkiez Reinforced Grip Line Heavy Weave Airsoft Junkiez Reinforced Grip Line Heavy Weave w/ Ultimate Filtered Air Fitting

Braided Grip line (Only for AJ IGL): Choose Options None Black Black Rainbow Fire White/Black Stripe Red/Black Stripe Lapis Neon Blue Neon Pink Neon Green Neon Orange OD Green Sandstorm Snakeskin Black Snakeskin Black and Blue Black and Gold Black and Red Ogre Red Tan Patriot Twilight Platinum Gray Rasta

Upgrade Tightbore Inner Barrel: * Prometheus 6.03 363mm PDI 6.01 360mm ZCI 6.02 363mm

Hopup Bucking Upgrade: None Flat Nub & Install

Hopup Upgrade: None ProWin CNC Hopup Maxx CNC Hopup HPA Silent Industries Alpha Hop-Up Chamber

Speed Trigger: None Tunable Trigger Black Curved Tunable Trigger Silver Curved Tunable Trigger Blue Curved Tunable Trigger Green Curved Tunable Trigger Purple Curved Tunable Trigger Black Flat Tunable Trigger Silver Flat Tunable Trigger Blue Flat Tunable Trigger Green Flat Tunable Trigger Purple Flat Tunable Trigger Red Flat Tunable Trigger Gold Flat Maxx CNC Advanced Speed Trigger (Style E) (Black) Maxx CNC Advanced Speed Trigger (Style E) (Dark Earth) Maxx CNC Advanced Speed Trigger (Style E) (Red) Maxx CNC Advanced Speed Trigger (Style E) (Silver)

Gearbox internals: * Internals not included Ship original internals with build (Gears, piston, cylinder, spring, etc)

Extra FCU Battery: None FCU 7.4v 250 mah Lipo HPA FCU LiPo 7.4v 300 mah Lipo

FCU Battery Charger: None Lipo / Lion Charger

Include Free Battery: * Free 7.4 FCU battery (Excluding N7 Milsim and Kythera)