AOS 509 mm Precision Inner Barrel for MP5/AK-Beta

The Ace of Spades AOS precision inner barrel is 509 mm long with a 6.03 mm inner diameter. It is made of aluminum and designed for MP5 and AK-Beta replicas, as an upgrade for better shooting accuracy.

Features

• Aluminum construction
• Designed for MP5 and AK-Beta series rifles

Specifications

• Length: 509 mm
• Inner diameter: 6.03 mm