M4A1 SOPMOD BLOCK 2 GBBR w/ DANIEL DEFENSE RISII RAIL

Features

• Full metal upper and lower receiver with stamped Colt trademarks
• One piece metal barrel assembly
• CNC machined Daniel Defense licensed RIS II aluminum alloy handguard with laser etched trademarks allows for easy addition of any 20mm accessories
• Flat top receiver makes mounting optics or other accessories easy
• Adjustable CRANE style stock and polymer pistol grip
• CNC bolt carrier group with negative pressure blowback system. CNC process with heat treatment. Harder material and smooth performance
• Realistic fire controls with improved bolt locking lever
• Lighter weight magazine design reduces weight by 35% compared to the old 1st generation magazines

Manufacturer: GHK / Licensed by Colt and Daniel Defense

Length: 14.5" / Black

FPS: 400

Specifications:

Length: 780mm - 840mm, Adjustable
Weight: 3050g
Inner Barrel: ~370mm
Magazine Capacity: 40rd GHK M4 Magazine
Thread Direction: 14mm Negative
Gas Type: Green Gas
Fire Modes: Semi / Full-Auto, Safety
Package Includes: Gun, Magazine, Manual
Hopup: Yes, Adjustable