RetroArms CNC Gearbox Shell V2.2 for HK417

The RetroArms V2.2 gearbox shell is designed for HK417 replicas. It is CNC-machined from EN AW 7075 T651 aluminum (duralumin) with protective anodizing against corrosion, a material stronger than ordinary steel (590 MPa versus 390 MPa).

Features

• CNC-machined 7075 T651 aluminum, anodized
• For 8 mm bushings/bearings

Specifications

• Weight: 110 g
• Color: black

Package Contents

• Gearbox shell
• Spring guide
• Mounting screws