Rainier Arms Overthrow Stripped Lower, designed by Sharps Bro.
- An open mag well helmet design, with battle worn dents, sword gashes and crack lines.
- Machined top to bottom from 7075-T6 aluminum, a peak-strength corrosion-resistant aluminum alloy
- A hard coat anodize Black 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 GI standard issue magazines as well as PMags
- Multi caliber mark
- Weight 11.5 oz