Click to expand Tap to zoom Ace1Arms CNC AK Hop-Up Chamber Unit by Ace1Arms Out of Stock $29.99 SKU ACE-HOP-AK-CNC 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Out of Stock Features CNC Aluminum Construction Design to replace the original hop-up chamber Suitable for most AK AEG