16" .450 Bushmaster, Parkerized Heavy Barrel, 1:24 Twist, Carbine Gas System, 12" Sporter Slick Side MLOK Handguard

Description

 AR-15 complete .450 Bushmaster Slick Side rifle length upper has a 16″ heavy barrel with a parkerized finish, and features a 1:24 twist rate, with a carbine length gas system

It includes:

• 12″ MLOK rail
• M4 flat-top 7075 billet aluminum  upper receiver
• BCA bolt carrier group
• Flash hider
• Rear charging handle

This .450 Bushmaster upper is compatible with any mil-spec AR-15 lower. This Slick Side upper has no forward assist or dust cover.