Maxx Model CNC Aluminum Hop-Up Chamber for M4 Airsoft AEG Rifles M4P PRO

Features

• Hop-up for PolarStar engines in standard AEG receiver with standard AEG inner barrels
• Machined from a solid aircraft aluminum block with tight tolerances to provide better accuracy, consistency, and durability
• Precision rotary dial design for fine hop-up adjustments
• Re-engineered the hop-up levers and nubs to work best with R-hop, Flat-Hop and Standard-Hop to keep the BBs shooting straight and accurate on every single shot
• Accepted the HPA PolarStar Engine M4 nozzle length
• Fully compatible with most aftermarket soft and hard rubber bucking without losing FPS or dropping BBs
• Equipped with a new CNC Delrin Locking C-Clip design to hold barrel tight without wobbling and twisting, 3 compression springs on top, at bottom and in center of housing to ensure the hop-up unit is exactly centered, straight and air tight
• Compatible with any 11mm inner bore HPA Engine nozzle outlets
• Specially designed with BB Latching System to prevent dropping BBs after removing the magazine, manually opened to release BBs from inside hop-up chamber by hand

Manufacturer: Maxx Model

Specifications:

Hop-Up Kit Includes:

• 1 x CNC Aluminum Hop-Up Chamber M4P Pro (with BB Latching System) unit
• 2 x CNC Acrylic Side Cover
• 2 x CNC Brass 2.5mm Side Wing
• 1 x CNC Steel Pivot Pin
• 1 x CNC Aluminum Hop-Up Lever
• 1 x CNC Aluminum Soft Round Nub
• 1 x CNC Aluminum Soft Flat Nub (4mm)
• 1 x CNC Aluminum Hard Concave Nub (4mm)
• 3 x Steel Nub Spring
• 1 x CNC Steel Spring Guide
• 1 x Steel Upper Compression Spring
• 1 x Steel Center Compression Spring
• 1 x CNC Delrin Locking C-Clip
• 1 x CNC Brass Barrel Spacer
• 1 x Brass Barrel Spacer Holder Oring
• 1 x CNC Aluminum Rotary Dial Knob
• 1 x CNC Aluminum Inlet Adaptor (OD11mm)

Overall Length: 51.15mm
Overall Height: 37.75mm
Inlet Adaptor Outer Diameter (to fit into Gear Box): 11mm
Hub Outer Diameter (to fit into Outer Barrel): 12mm
Hub Inner Diameter (to fit Nozzle): 8mm
Feeder Outer Diameter (to fit magazine): 8.85mm
Feeder Length (to fit magazine): 6mm
Application: For most HPA PolarStar Engines on standard M4/M16 platforms
Material: Aluminum 6061