KR103 AK Full Stock Polymer

• Polymer Body
• Energy: 1 joule
• 140 BB polymer magazine
• Metal Gearbox V3
• Tamyia mini connectors
• Weight: 3.2KG
• Adjustable hop-up
• Shooting Modes: (Safe/Semi/Full)
• Quick spring change
• Battery and charger not included

Gearbox:

• Lancer Tactcial Engraved Metal Gearbox Shells
• Steel gears
• delay
• 8mm steel bushings
• 14 tooth steel piston
• Red anodized cylinder for improved surface finish
• torque motor
• QD spring guide with steel base
• Spring M90
• Quick spring change (QD)
• Shielded low resistance wiring
• Metal trigger
• Reinforced trigger block

Internal parts:

• 397.7×6.03mm precision barrel in polished brass
• Center wheel hop-up block (Gen 2)
• 50° hop-up joint

External parts:

• Body Nylon high density fiber
• Metal outer barrel
• Polymer folding front and rear sight
• Handguard RIS rail 20mm Free Floating 7′
• ABS silencer included
• Nylon fiber crane stock
• Nylon fiber butt tube
• Nylon fiber motor handle (4 retaining screws)
• Steel dummy cylinder head
• Steel cocking lever with hi-speed handle
• Steel magazine catch
• Bolt catch (fictional) in metal
• 300-round metal magazine (once the magazine is armed, it is able to fire all 300 balls without being re-knurled)
• Semi and full auto
• 9.6V 1600mAh battery included
• Automatic battery charger included (LED display, charging is automatically interrupted when the battery is full)