I am looking to get an AR-15 from PSA. Looking at their website and I am getting more confused on what to get. Below are links for the three models than I am looking into. I don't know what the differences actually are and what the differences do. Thanks in advanced!!
https://palmettostatearmory.com/ble...c-ar-15-rifle-with-13-5-m-lok-rail-black.html
https://palmettostatearmory.com/psa-pa15-16-nitride-m4-carbine-556-nato-moe-ar15-rifle-black.html
https://palmettostatearmory.com/psa-pa-15-16-nitride-m4-carbine-5-56-nato-moe-ar-15-rifle-odg.html
https://palmettostatearmory.com/ble...c-ar-15-rifle-with-13-5-m-lok-rail-black.html
https://palmettostatearmory.com/psa-pa15-16-nitride-m4-carbine-556-nato-moe-ar15-rifle-black.html
https://palmettostatearmory.com/psa-pa-15-16-nitride-m4-carbine-5-56-nato-moe-ar-15-rifle-odg.html