These are for a DPMS Gen2. Allow 4-6 weeks for shipping, These are made to order! We strive to ship these in 2-3 weeks unless we do not have blanks, we then ship it as soon as we can!
The barrels we offer on the website for online ordering right now. If you don't see a caliber that you want please don't hesitate to call us @ 731.625.7777 and get a custom order started.
Proprietary G2 Ext will not fit Standard AR10/LR308
Calibers for GEN2: