Billet Multi-Caliber Lower Receiver 3D Solid Model

Finally RifleConnection has released our signature solid model  with a unique design with our new billet multi-caliber lower receiever. This receiver accepts calibers such as 5.56, .223, .300BLK, 6.8SPC, .22LR, 6.5 Grendel, and many more! 3D solid models available for Solidworks and most all 3D CAD Design softwares, other files types offered are step, and parasolid! This exclusive lower receiver offers a built in oversized trigger guard, upper receiver tensioning hole set screw hole! Fits all mil spec compenents!