The Jack - Gen2 features now include a threaded bolt catch pin, reduced weight and improved styling - and lower costs to you.
Features :
Features :
- Machined top to bottom from 7075-T6 aluminum, a peak-strength corrosion-resistant aluminum alloy
- A hard coat anodize finish per MIL-A-8625, the anodizing model for model for most military and aerospace products
- Full compatibility with all mil-spec internal parts
- Full compatibility with all other aftermarket mil-spec upper receivers
- Full compatibility with PMags, Hex mags and other standard capacity magazines
- Multi caliber mark
- Weight: 10.7 oz
