ID: 65416 (GB-RA-6686)
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Unlike most other gearbox shells on the market, the Retro Arms CZ gearbox shells are precision CNC machined out of a solid block of billet AW EN7075 T651 aluminum giving them unmatched durability and resilience. Combined with reinforcement of key stress points and stainless steel connecting bolts, the gearbox shell has undergone extensive stress tests with M160 springs without any signs of wear.
- Precision machined from a block of billet EN AW 7075 T651 aluminum
- Reduction of wall thickness for greater compatibility with most M4 / M16 receivers
- Milled ports for improved air flow
- Quick change spring guide system
- Conveniently placed porting to easily lubricate gears without gearbox disassembly
- Opening for releasing anti-reversal latch
- Durable anodized finish
- Reinforcement in key stress points to counter rapid wear from high performance parts
- Pre-radiused cylinder windows - helps evenly distribute impact force
- Deeper wire channels along base of gearbox
- Precision CNC machined spring guide included
For VFC HK417 AEGsMaterial:
CNC Billet EN AW 7075 T651 AluminumColor:
Retro Arms CZDisclaimer:
Please use discretion when installing custom parts as fit and compatibility may vary. Some modification may be required. Professional installation recommended.
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