This simplified but robust varmint rifle set up is equipped with an 20" heavy bull barrel to be able to shoot accuaretly all day as you pop coyotes and prairie dogs. Paired with a mil-spec lower and Anderson BCG, this keeps you in budget and on target.
 
Parts of base gun:
Anderson Lower
Anderson Upper
Anderson 5.56 heavy fluted barrel
UTG Pro 15" Ultra Slim handguard with pic rail segment and QD point
Anderson Mil-spec lower parts
Anderson BCG
Ambi raptor style charging handle
Magpul MOE pistol grip
XTS 58 buttstock
 
Feel free to upgrade as you wish!