The Shark Coast Tactical Celtic 16 5.56 Complete Rifle features a custom integrated upper receiver and handguard platform that provides the shooter a light-weight, rigid design resulting in superior performance and accuracy. The Celtic SCT Prototype Rifle includes an engraved upper and lower in Distressed Green Cerakote, and a black Cerakote handguard. Rail - Picatinny / MLOK Muzzle - Bird Cage Sights - Optic Ready Overall Length - 36.5