PSA Gen2 PA10 18" Midlength .308 WIN 1:10 Stainless Steel 15" M-lok ACS-L Rifle Kit - 516446761

 PSA Gen2 PA10 18" Midlength .308 WIN 1:10 Stainless Steel 15" M-lok ACS-L Rifle Kit - 516446761 With streamlined styling and improved function, the new and improved PSA PA10 is here.  The Gen2 model offers an enhanced chamber and extraction, with a more modern appearance.   Barrel: machined from 416R stainless steel, chambered in .308 WIN with a 1/10 twist & mid-length gas system.   Upper is paired with a PSA 15" Lightweight M-Lok free float rail, .750 diameter gas block, and a  A2-style muzzle device. Upper:  Precision machined from forged 7075-T6 aluminum, then Black anodize hardcoated to MIL-8625 Type 3 class 2.    Bolt Carrier Group:  9310 steel bolt assembly, nitride treated for durability.  8620 carrier, nitride treated, with a nitride treated gas key properly staked with grade 8 fasteners.  Charging handle is also included. Lower Build Kit: PSA PA10 ACS-L lower build kit with PSA Overmolded A2 Grip.  Everything you need to turn your PSA PA10 stripped lower into a complete lower. 7075-T6 Forged aluminum receiver 18" 416R Stainless Steel barrel .308 WIN Chamber 1 in 10 twist rate Mid-length Gas system PSA 15" Lightweight M-Lok Free Float Rail A2-style muzzle device 5/8-24 muzzle thread Nitride BCG & Charging handle PSA PA10 ACS-L lower build kit with PSA Overmolded A2 Grip The Gen2 PA10 receivers are functionally compatible with the Gen1 upper receivers, however we recommend matching Gen2 lowers to Gen2 uppers for best appearance.  There are external cosmetic differences when mixing Gen1 and Gen2 upper and lower receivers that some may not find appealing.  Gen1 lowers will be available in the future for those who want a cosmetic match.