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)

Air 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 Paintball 68/4500 Carbon Fiber Air Tank | Blue Ninja Paintball 68/4500 Carbon Fiber Air Tank | Red 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 SLP Tank Black HK ARMY 48/3000 Aluminum SLP Tank Blue HK ARMY 48/3000 Aluminum SLP Tank Olive HK ARMY 48/3000 Aluminum SLP Tank Red 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(not for FE & Wolverine): None Airsoftjunkiez Reinforced Grip Line Heavy Weave Airsoft Junkiez Reinforced Grip Line Heavy Weave w/ Ultimate Filtered Air Fitting

Reinforce Braided Grip line Color (Only for AJ IGL): Choose Options Pick Color Black Black Rainbow Fire White/Black Stripe Red/Black Stripe Lapis Neon Blue Grape 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

Hopup Bucking Upgrade: None Flat Nub & Install

Upgrade Tightbore Inner Barrel: None Prometheus 6.03 285mm PDI 6.01 285mm

Hopup Upgrade: None PolarStar Hop Up Maxx CNC Hopup Silent Industries Alpha Hop-Up Chamber Prometheus ELITE CNC Aluminum Hop-Up Chamber ProWin CNC Hopup

Speed Trigger Upgrade: 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 Titan HPA V2 - 7.4v 350mAh JST

FCU Battery Charger: None Lipo / Lion Charger