Our Sharps Bros. builder kits include all of the components you need to start a high end rifle build. Featuring custom a Cerakote finish , these three piece kits will have your friends drooling over them during your next range trip. Build out your completely custom Sharps Bros. carbine today! The builder's kit includes:Sharp's Bros. "Overthrow" lower receiverIncludes threaded pin for the bolt catch and takedown pin springWhite Label Armory billet upper receiverWhite Label Armory 15" MLOK free float handguardCustom "Battleworn" Cerakote finish Note - Cerakote will create a very tight fit between parts. Some minor hand fitting may be required to complete your build.