AR-15 .450 Bushmaster 7.5" Pistol Build Kit / Linear Comp / Classic

AR-15 .450 Bushmaster 7.5" Pistol Build Kit / Linear Comp / Classic

AR-15 .450 Bushmaster 7.5" Pistol Build Kit / Linear Comp / Classic. This kit includes everything you need to complete your .450 pistol project except the lower receiver. It is based on AR-15 platform and features 4150 CMV barrel, M16 cut BCG, milspec lower parts and 4.3 heavy buffer. 

Barrel - 7.5" 4150CMV steel black nitride hbar, single feedramps, non-fluted. Chambered in .450 Bushmaster. .750 under gas block diameter. Threaded 5/8x32. Pistol length gas system.

Muzzle: Linear compensator in hardened steel construction, black. 

A3 flat top upper receiver - made from certified 7075-t6 aluminum forgings. Black hardcoat anodized to Gov. Specs. Forward assist and dust cover installed. Socom style

Gas system - .750 low profile gas block, made from aircraft quality steel.  Pistol-length stainless steel gas tube.

Handguards - 7" slim profile mlok free float rail. Made from aircraft quality aluminum and black hard coat anodized. Please note: rails Mlok may differ in design, based on stock availability, the same excellent quality.

Bolt Carrier Group - .450/.458 cal, M16 cut, nitride. Gas key properly staked. Milspec/MP tested

Charging Handle - AR15 milspec standard, anodized

Lower Parts Kit: Milspec AR15, aluminum, complete with trigger guard group

Buttstock: AR15 milspec buffer tube with foam complete with castle nut, end plate, AR15 buffer spring and 4.3 heavy buffer designed for big bore calibers

Note: the kit comes unassembled. Images may not be an exact representation of the product.