II. Quality Grade
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PBS

V3 Spring back CNC, DURAL Gear Box Shell (+QD Stainless Spring Guide, Screw set) - II. Grade Quality

CNC gearbox made of 7075 aircraft aluminum – extremely lightweight yet maximally sturdy base for demanding upgrades. more about product

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Specification

II. Quality

This is a piece with a manufacturing defect. The QD opening for spring replacement is lathed on only one half of the gearbox. The gearbox has no other defects and includes ball bearings and a pin. 

Suitable for HPA or AEG builds without QD spring replacement. 


 

 

High-quality and sturdy gearbox made of 7075 aircraft aluminum using CNC milling technology from a single block of material. The gearbox is very light and sturdy, with a long service life even with the strongest springs. Accessories: screws, QD pin, and 8mm ball bearings.

This gearbox is suitable for upgrading to springs from M120 to M170. It is compatible with PBS parts as well as other manufacturers.

Features
Product code V-217464
Bearings Size 8 mm
Gearbox Type v.3
Material 7075 T6 Dural
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